Tag Archives: bearing wheel

China wholesaler High Quality Cy-30A Ball Transfer Unit Ball Caster Wheels Bearing wheel bearing

Product Description

Product Description

 

Factory detail sales

Ball transfer unit
Competitive price
Super fnishing
High speed 
High precision
Durable
Long life
High Quality
Stainless steel
SP-12 number

 

Specification

item

value

Condition

New

Warranty

Unavailable

Application

Industry /other /transporter/conveyor belt

Condition

100%new

Material

Stainless Steel/all plastic/plastic ball+stainless steel

OEM

Availalbe

Usage

Wagon

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Application Scenarios

Related products

 

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Company Profile

HangZhou Terry Machinery Co.Ltd is a leading supplier of bearings, Linear motion system for CNC , Ball transfer Unit and transmission component .the growing industrial and Favorable policy of HangZhou benefit the development of Terry Machinery .Our products are utilized in industrial, motorcycle, vehicle and Automation applications. Now we are exporting to 46 countries. including USA, GBR , Germany , Spain, Poland ,Turkey ect .The Goal of Terry Machinery to provide out customers with widest range of products at competitive prices, backed with the best Service.OUR ADVANTAGE Products Our major products & Supplied:Meet all the international standards and ISO9001 -TS1694 Certificate Big volume in Stock, No MOQ required Personnel Our salespersons are well trained to accommodate your requests and speak English for your conveniences.Our technicians and engineers Experience in the Industry area exceeds 23 years Service &Quality control ,We supply detailed drawings and offer when ever necessary,We help all customers promote and improve their sales.We inspect every piece of products by ourselves before delivery.

Packaging & Shipping

FAQ

Customer Praise

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Contact Angle: 0
Aligning: Non-Aligning Bearing
Separated: Unseparated

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about shipping cost and estimated delivery time.
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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

ball bearing

Can you Provide Examples of Industries where Ball Bearings are Crucial Components?

Ball bearings are essential components in a wide range of industries where smooth motion, load support, and precision are vital. Here are some examples of industries where ball bearings play a crucial role:

  • Automotive Industry:

Ball bearings are used in various automotive applications, including wheel hubs, transmissions, engines, steering systems, and suspension components. They provide reliable rotation and support in both passenger vehicles and commercial vehicles.

  • Aerospace Industry:

In the aerospace sector, ball bearings are found in aircraft engines, landing gear systems, control surfaces, and avionics equipment. Their ability to handle high speeds and precision is vital for aviation safety.

  • Industrial Machinery:

Ball bearings are integral to a wide range of industrial machinery, including pumps, compressors, conveyors, machine tools, printing presses, and textile machinery. They facilitate smooth operation and load distribution in these diverse applications.

  • Medical Equipment:

In medical devices and equipment, ball bearings are used in surgical instruments, imaging equipment, dental tools, and laboratory machinery. Their precision and smooth movement are crucial for accurate diagnostics and treatments.

  • Robotics and Automation:

Ball bearings are key components in robotic arms, automation systems, and manufacturing machinery. They enable precise movement, high-speed operation, and reliable performance in automated processes.

  • Renewable Energy:

Wind turbines and solar tracking systems utilize ball bearings to enable efficient rotation and tracking of the wind blades and solar panels. Ball bearings withstand the dynamic loads and environmental conditions in renewable energy applications.

  • Marine and Shipbuilding:

Ball bearings are used in marine applications such as ship propulsion systems, steering mechanisms, and marine pumps. They withstand the corrosive environment and provide reliable performance in maritime operations.

  • Heavy Equipment and Construction:

In construction machinery like excavators, bulldozers, and cranes, ball bearings support the movement of heavy loads and enable efficient operation in demanding environments.

  • Electronics and Consumer Appliances:

Consumer electronics like electric motors, computer hard drives, and household appliances rely on ball bearings for smooth motion and reliable operation.

  • Oil and Gas Industry:

In oil and gas exploration and extraction equipment, ball bearings are used in drilling rigs, pumps, and processing machinery. They handle the high loads and harsh conditions of this industry.

These examples demonstrate how ball bearings are indispensable components in various industries, contributing to the efficiency, reliability, and functionality of diverse mechanical systems and equipment.

ball bearing

What Role do Seals and Shields Play in Protecting Ball Bearings from Dirt and Debris?

Seals and shields are critical components of ball bearings that play a crucial role in protecting them from dirt, debris, moisture, and contaminants in various applications. These protective features help maintain the integrity of the bearing’s internal components and ensure reliable operation. Here’s how seals and shields contribute to bearing protection:

  • Contaminant Exclusion:

Seals and shields create a physical barrier between the external environment and the bearing’s interior. They prevent dust, dirt, water, and other contaminants from entering the bearing and coming into contact with the rolling elements and raceways.

  • Lubrication Retention:

Seals and shields help retain lubrication within the bearing. They prevent the lubricant from escaping and contaminants from entering, ensuring that the bearing remains properly lubricated for smooth operation and reduced friction.

  • Corrosion Prevention:

Seals and shields protect bearing components from exposure to moisture and corrosive substances. By preventing moisture ingress, they help extend the bearing’s lifespan by minimizing the risk of corrosion-related damage.

  • Extended Bearing Life:

Seals and shields contribute to the overall longevity of the bearing by reducing wear and damage caused by contaminants. They help maintain a clean internal environment, which promotes proper rolling contact and minimizes the risk of premature failure.

  • Enhanced Performance in Harsh Environments:

In applications exposed to harsh conditions, such as outdoor machinery or industrial settings, seals and shields are vital. They protect bearings from abrasive particles, chemicals, and extreme temperatures, ensuring reliable performance despite challenging conditions.

  • Noise and Vibration Reduction:

Seals and shields can help reduce noise and vibration generated by the bearing. They provide additional damping and stability, contributing to smoother operation and enhanced user comfort in noise-sensitive applications.

  • Customized Protection:

Manufacturers offer a variety of seal and shield designs to suit different application requirements. Some seals provide higher levels of protection against contamination, while others are designed for high-speed or high-temperature environments.

  • Trade-Offs:

While seals and shields offer significant benefits, they can also introduce some friction due to contact with the bearing’s inner or outer ring. Engineers must balance the level of protection with the desired operating characteristics, considering factors like friction, speed, and environmental conditions.

Overall, seals and shields play a vital role in maintaining the integrity and performance of ball bearings. By effectively preventing contaminants from entering and preserving lubrication, they ensure the smooth and reliable operation of machinery and equipment in a wide range of applications.

ball bearing

How does Lubrication Impact the Performance and Lifespan of Ball Bearings?

Lubrication plays a critical role in the performance and lifespan of ball bearings. Proper lubrication ensures smooth operation, reduces friction, minimizes wear, and prevents premature failure. Here’s how lubrication impacts ball bearings:

  • Friction Reduction:

Lubrication creates a thin film between the rolling elements (balls) and the raceways of the bearing. This film reduces friction by separating the surfaces and preventing direct metal-to-metal contact. Reduced friction results in lower energy consumption, heat generation, and wear.

  • Wear Prevention:

Lubricants create a protective barrier that prevents wear and damage to the bearing’s components. Without proper lubrication, the repeated rolling and sliding of the balls against the raceways would lead to accelerated wear, surface pitting, and eventual failure.

  • Heat Dissipation:

Lubricants help dissipate heat generated during operation. The rolling elements and raceways can generate heat due to friction. Adequate lubrication carries away this heat, preventing overheating and maintaining stable operating temperatures.

  • Corrosion Resistance:

Lubrication prevents moisture and contaminants from coming into direct contact with the bearing’s surfaces. This helps protect the bearing against corrosion, rust, and the formation of debris that can compromise its performance and longevity.

  • Noise Reduction:

Lubricated ball bearings operate quietly because the lubricant cushions and dampens vibrations caused by the rolling motion. This noise reduction is crucial in applications where noise levels need to be minimized.

  • Seal Protection:

Lubricants help maintain the effectiveness of seals or shields that protect the bearing from contaminants. They create a barrier that prevents particles from entering the bearing and causing damage.

  • Improved Efficiency:

Properly lubricated ball bearings operate with reduced friction, leading to improved overall efficiency. This is especially important in applications where energy efficiency is a priority.

  • Lifespan Extension:

Effective lubrication significantly extends the lifespan of ball bearings. Bearings that are properly lubricated experience less wear, reduced fatigue, and a lower likelihood of premature failure.

  • Selection of Lubricant:

Choosing the right lubricant is essential. Factors such as speed, temperature, load, and environmental conditions influence the choice of lubricant type and viscosity. Some common lubricant options include grease and oil-based lubricants.

  • Regular Maintenance:

Regular lubrication maintenance is crucial to ensure optimal bearing performance. Bearings should be inspected and relubricated according to manufacturer recommendations and based on the application’s operating conditions.

In summary, proper lubrication is essential for the optimal performance, longevity, and reliability of ball bearings. It reduces friction, prevents wear, dissipates heat, protects against corrosion, and contributes to smooth and efficient operation in various industrial and mechanical applications.

China wholesaler High Quality Cy-30A Ball Transfer Unit Ball Caster Wheels Bearing   wheel bearingChina wholesaler High Quality Cy-30A Ball Transfer Unit Ball Caster Wheels Bearing   wheel bearing
editor by CX 2024-04-17

China wholesaler Dac397237 ABS Automotive Wheel Hub Bearing Dac39720037ABS/Bah0106/Dac39720037m Double Radial Ball Bearing drive shaft bearing

Product Description

Detailed Photos

Product Description

The traditional automobile wheel bearings are composed of 2 sets of tapered roller bearings or ball bearings. The mounting, oiling, sealing and clearance adjustment of the bearings are all carried out on the automobile production line.This kind of structure makes it difficult to assemble in the automobile production plant, high cost, poor reliability, and when the automobile is maintained in the maintenance point, it also needs to clean, grease and adjust the bearing.Wheel hub bearing unit is in the standard angular contact ball bearings and tapered roller bearings, on the basis of it will be 2 sets of bearing as a whole, has the assembly clearance adjustment performance is good, can be omitted, light weight, compact structure, large load capacity, for the sealed bearing prior to loading, ellipsis external wheel grease seal and from maintenance etc, and has been widely used in cars, in a truck also has a tendency to gradually expand the application.

Bearing Detail
Item No. DAC397237 ABS
High Precision Wheel Hub Bearing Automotive Front Bearing DAC397237 ABS
Wheel hub bearing Wheel hub bearing
Seals Type: DU ZZ 2RS
Material Chrome steel GCr15
Precision P0,P2,P5,P6,P4
Clearance C0,C2,C3,C4,C5
Cage type Steel cage
Ball Bearings Feature Long-life with high quality
Low-noise with strict controlling the quality of HJR bearing
High-load by the advanced high-technical design
Competitive price, which has the most valuable
OEM service offered, to meet the customers requirements
Application mill rolling mill rolls, crusher, vibrating screen, printing machinery, woodworking machinery, all kinds of industry
Bearing Package  ABSPallet,wooden case,commercial packaging or as customers’ requirement

Packaging & Shipping

Packaging & Delivery:
Packaging Details Standard exporting packing or according to the customer’s requirements
Package Type: A. Plastic tubes Pack + Carton + Wooden Pallet
  B. Roll Pack + Carton + Wooden Pallet
  C. Individual Box +Plastic bag+ Carton + Wooden Palle

Lead Time :
Quantity(Pieces) 1 – 300 >300
Est. Time(days) 2 To be negotiated

Product Parameters

1.Automobile wheel bearing structure:
The largest number of wheel bearings for cars used in the past was the use of single row tapered roller or ball bearings in pairs. With the development of technology, car hub units have been widely used in cars. The range and use of hub bearing units is growing, and today it has reached the third generation: the first generation consists of double row angular contact bearings. The second generation has a flange for fixing the bearing on the outer raceway, which can be simply fixed to the axle by a nut. Make the maintenance of the car easier. The third-generation hub bearing unit is equipped with a bearing unit and an anti-lock brake system ABS. The hub unit is designed with an inner flange and an outer flange, the inner flange is bolted to the drive shaft, and the outer flange mounts the entire bearing together.
2.Automotive wheel bearing applications:
The main function of the hub bearing is to load and provide precise guidance for the rotation of the hub. It is both an axial load and a radial load and is a very important component. The traditional automotive wheel bearings are composed of 2 sets of tapered roller bearings or ball bearings. The installation, oiling, sealing and clearance adjustment of the bearings are carried out on the automobile production line. This structure makes it difficult to assemble in a car production plant, high in cost, and poor in reliability, and the car needs to be cleaned, oiled, and adjusted at the time of maintenance at the maintenance point.
3.Automotive wheel bearing features:
The hub bearing unit is developed on the basis of standard angular contact ball bearings and tapered roller bearings. It integrates 2 sets of bearings and has good assembly performance, can eliminate clearance adjustment, light weight, compact structure and load capacity. Large, sealed bearings can be pre-loaded with grease, omitting external hub seals and maintenance-free. They have been widely used in cars, and there is a tendency to gradually expand applications in trucks.

Type No. Size (mm)dxDxB Type No. Size (mm) dxDxB
DAC20420030 20x42x30mm DAC30600037 30x60x37mm
DAC20505716 20x50x20.6mm DAC30600043 30x60x43mm
DAC25525716 25x52x20.6mm DAC30620038 30x62x38mm
DAC25520037 25x52x37mm DAC30630042 30x63x42mm
DAC25520040 25x52x40mm DAC30630342 30X63.03x42mm
DAC25520042 25x52x42mm DAC30640042 30x64x42mm
DAC25520043 25x52x43mm DAC30670571 30x67x24mm
DAC25520045 25x52x45mm DAC30680045 30x68x45mm
DAC25550043 25x55x43mm DAC32700038 32x70x38mm
DAC25550045 25x55x45mm DAC32720034 32x72x34mm
DAC2565716 25x56x20.6mm DAC32720045 32x72x45mm
DAC25600032 25x60x32mm DAC32720345 32X72.03x45mm
DAC2560571 25x60x29mm DAC32730054 32x73x54mm
DAC25600045 25x60x45mm DAC34620037 34x62x37mm
DAC2562571 25x62x28mm DAC34640034 34x64x34mm
DAC25620048 25x62x48mm DAC34640037 34x64x37mm
DAC25720043 25x72x43mm DAC34660037 34x66x37mm
DAC27520045 27x52x45mm DAC34670037 34x67x37mm
DAC27520050 27x52x50mm DAC34680037 34x68x37mm

DAC25525716   565592       25   52   20.6   20.6   0.19 
DAC25520037  156704      25  52  37  37  0.31 
DAC25520042        25  52  42  42  0.36 
DAC25520043  546467/576467      25  52  43  43  0.36 
DAC25550043    617546A  25BWD01  25  55  43  43  0.44 
DAC25560032  445979  BT2B445539AA    25  56  32  32  0.34 
DAC29530037  857123AB      29  53  37  37  0.35 
DAC30600037    BAH5000    30  60  37  37  0.42 
DAC30600337  529891AB      30  60.3  37  37  0.42 
DAC30600337  545312/581736      30  60.3  37  37  0.42 
DAC34620037  531910/561447  BA2B633313CA  30BWD07  34  62  37  37  0.41 
DAC34640034    434201B/VKBA1307  30BWD07  34  64  34  34  0.43 
DAC34640037  532066DE  BAHB311316B/3 0571 4    34  64  37  37  0.47 
DAC34640037  540466B/8571  VKBA1382  34BWD03/ACA78  34  64  37  37  0.47 
DAC34660037  559529/580400CA  605214/VKBA1306  34BWD04/BCA70  34  66  37  37  0.5 
DAC35640037    BA2B3 0571 6  34BWD11  35  64  35  35  0.4 
DAC35650035  546238A  636114A/479399  34BWD10B  35  65  35  35  0.4 
DAC35650037    BAH0042    35  65  37  37  0.51 
DAC35660032    BA2B443952/445620B    35  66  32  32  0.42 
DAC35660033      35BWD19E  35  66  33  33  0.43 
DAC35660037  544307C/581571A  445980A/BAH-5001A    35  66  37  37  0.48 
DAC35680037  430042C  633676/BAH-0015    35  68  37  37  0.52 
DAC35680037  541153A/549676  311309/BAH-571    35  68  37  37  0.52 
DAC35720033  548083  633528F/633295B  35BWD21(4RS)  35  72  33  33  0.58 
DAC35720033  548033  BAH0031    35  72  33  33  0.58 
DAC3572571    BA2B445535AE  XGB 4571  35  72.04  33  33  0.58 
DAC35725713/31  562686  456162/44762B  XGB 4571  35  72.02  33  31  0.54 
DAC35720034  54 0571 /548376A  BAHB633669/BAH0013    35  72  34  34  0.58 
DAC35770042    VKBA1343  35BWD06ACA111  34.99  77.04  42  42  0.86 
DAC37720033    VKBA857  35BWD01C  37  72  33  33  0.51 
DAC37720037    VKBA3763    37  72  37  37  0.59 
DAC37725717  527631  BAH0051B    37  72.02  37  37  0.59 
DAC37740045  541521C  BAH0012AM5S    37  74  45  45  0.79 
DAC38700037  ZFRTBRGHOO37  633571CB    38  70  37  37  0.56 
DAC38700038    35715A  37BWD01B  38  70  38  38  0.57 
DAC38710033/30    BAHB636193C    37.99  71.02  33  30  0.5 
DAC38710039   574795A  686908A  38BWD31CA53  37.99  71  39  39  0.62 
DAC38720036/33     FW135  38BWD09ACA120  38  72  36  33   
DAC38720040  575069B  VKBA3929  30BWD22  38  72  40  40  0.63 
DAC38730040       30BWD12  38  73  40  40  0.67 
DAC38740036/33   574795A  VKBA1377    38  74  36  33  0.61 

Our Advantages

SOLUTION
– At the beginning, we will have a communication with our customers on their demand, then our  engineers will work out an optimum solution based on the customers’ demand and condition.
QUALITY CONTROL (Q/C)
– In accordance with ISO standards, we have professional Q/C staff, precision testing instruments and internal inspection system, the quality control is implemented in every process from material receiving to products packaging to ensure our bearings quality.
PACKAGE
– Standardized export packing and environment-protected packing material are used for our bearings, the custom boxes, labels, barcodes etc. can also be provided according to our customer’s request.
LOGISTIC
– Normally, our bearings will be sent to the customers by CZPT transportation due to its heavy weight, airfreight, express is also available if our customers need.
WARRANTY
– We warrant our bearings to be free from defects in material and workmanship for a 12 months period from the shipping date, this warranty is voided by non-recommended use, improper installation or physical damage.

FAQ

Q: What’s your after-sales service and warranty?
A: We promise to bear the following responsibility when defective product is found:
1.12 months warranty from the first day of receiving goods;
2.Replacements would be sent with goods of your next order;
3.Refund for defective products if customers require.
Q: Do you accept ODM&OEM orders?
A: Yes, we provide ODM&OEM services to worldwide customers, we are CZPT to customize housings in different styles, and sizes in different brands, we also customize circuit board & packaging box as per your requirements.
Q: What’s the MOQ?
A: MOQ is 10pcs for standardized products; for customized products, MOQ should be negotiated in advance. There is no MOQ for sample orders.
Q: How long is the lead time?
A: The lead time for sample orders is 3-5 days, for bulk orders is 5-15 days.
Q: How to place orders?
A: 1. Email us the model, brand and quantity, consignee information, shipping way and payment terms;
2.Proforma Invoice made and sent to you;
3.Complete Payment after confirming the PI;
4.Confirm Payment and arrange production. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle: 45°
Aligning: Aligning Bearing
Separated: Separated
Samples:
US$ 1/Set
1 Set(Min.Order)

|

Order Sample

high quality ,low noise
Customization:
Available

|

Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

ball bearing

How does Preload Affect the Performance and Efficiency of Ball Bearings?

Preload is a crucial factor in ball bearing design that significantly impacts the performance, efficiency, and overall behavior of the bearings in various applications. Preload refers to the intentional axial force applied to the bearing’s rolling elements before it is mounted. This force eliminates internal clearance and creates contact between the rolling elements and the raceways. Here’s how preload affects ball bearing performance:

  • Reduction of Internal Clearance:

Applying preload reduces the internal clearance between the rolling elements and the raceways. This eliminates play within the bearing, ensuring that the rolling elements are in constant contact with the raceways. This reduced internal clearance enhances precision and reduces vibrations during operation.

  • Increased Stiffness:

Preloaded bearings are stiffer due to the elimination of internal clearance. This increased stiffness improves the bearing’s ability to handle axial and radial loads with higher accuracy and minimal deflection.

  • Minimized Axial Play:

Preload minimizes or eliminates axial play within the bearing. This is especially important in applications where axial movement needs to be minimized, such as machine tool spindles and precision instruments.

  • Enhanced Rigidity:

The stiffness resulting from preload enhances the bearing’s rigidity, making it less susceptible to deformation under load. This is critical for maintaining precision and accuracy in applications that require minimal deflection.

  • Reduction in Ball Slippage:

Preload reduces the likelihood of ball slippage within the bearing, ensuring consistent contact between the rolling elements and the raceways. This leads to improved efficiency and better load distribution.

  • Improved Running Accuracy:

Preloading enhances the running accuracy of the bearing, ensuring that it maintains precise rotational characteristics even under varying loads and speeds. This is essential for applications requiring high accuracy and repeatability.

  • Optimized Performance at High Speeds:

Preload helps prevent skidding and slipping of the rolling elements during high-speed operation. This ensures that the bearing remains stable, reducing the risk of noise, vibration, and premature wear.

  • Impact on Friction and Heat Generation:

While preload reduces internal clearance and friction, excessive preload can lead to higher friction and increased heat generation. A balance must be struck between optimal preload and minimizing friction-related issues.

  • Application-Specific Considerations:

The appropriate amount of preload depends on the application’s requirements, such as load, speed, accuracy, and operating conditions. Over-preloading can lead to increased stress and premature bearing failure, while under-preloading may result in inadequate rigidity and reduced performance.

Overall, preload plays a critical role in optimizing the performance, accuracy, and efficiency of ball bearings. Engineers must carefully determine the right preload level for their specific applications to achieve the desired performance characteristics and avoid potential issues related to overloading or inadequate rigidity.

ball bearing

How do Temperature and Environmental Conditions Affect the Performance of Ball Bearings?

Temperature and environmental conditions have a significant impact on the performance and longevity of ball bearings. The operating environment can influence factors such as lubrication effectiveness, material properties, and overall bearing behavior. Here’s how temperature and environmental conditions affect ball bearing performance:

  • Lubrication:

Temperature variations can affect the viscosity and flow characteristics of lubricants. Extreme temperatures can cause lubricants to become too thin or too thick, leading to inadequate lubrication and increased friction. In high-temperature environments, lubricants can degrade, reducing their effectiveness.

  • Material Properties:

Temperature changes can alter the material properties of the bearing components. High temperatures can lead to thermal expansion, affecting bearing clearances and potentially causing interference between components. Extreme cold temperatures can make materials more brittle and prone to fracture.

  • Clearance Changes:

Temperature fluctuations can cause changes in the internal clearance of ball bearings. For instance, at high temperatures, materials expand, leading to increased clearance. This can affect bearing performance, load distribution, and overall stability.

  • Corrosion and Contamination:

Harsh environmental conditions, such as exposure to moisture, chemicals, or abrasive particles, can lead to corrosion and contamination of bearing components. Corrosion weakens the material, while contamination accelerates wear and reduces bearing life.

  • Thermal Stress:

Rapid temperature changes can result in thermal stress within the bearing components. Differential expansion and contraction between the inner and outer rings can lead to stress and distortion, affecting precision and bearing integrity.

  • Noise and Vibration:

Temperature-related changes in material properties and internal clearances can influence noise and vibration levels. Extreme temperatures can lead to increased noise generation and vibration, affecting the overall operation of machinery.

  • Lubricant Degradation:

Environmental factors like humidity, dust, and contaminants can lead to premature lubricant degradation. Oxidation, moisture absorption, and the presence of foreign particles can compromise the lubricant’s performance and contribute to increased friction and wear.

  • Seal Effectiveness:

Seals and shields that protect bearings from contaminants can be affected by temperature fluctuations. Extreme temperatures can lead to seal hardening, cracking, or deformation, compromising their effectiveness in preventing contamination.

  • Choosing Appropriate Bearings:

When selecting ball bearings for specific applications, engineers must consider the expected temperature and environmental conditions. High-temperature bearings, bearings with specialized coatings, and those with enhanced sealing mechanisms may be necessary to ensure reliable performance.

Overall, understanding the impact of temperature and environmental conditions on ball bearing performance is crucial for proper bearing selection, maintenance, and ensuring optimal operation in diverse industries and applications.

ball bearing

How do Ball Bearings Differ from Other Types of Bearings like Roller Bearings?

Ball bearings and roller bearings are two common types of rolling-element bearings, each with distinct designs and characteristics. Here’s a comparison of ball bearings and roller bearings:

  • Design:

Ball Bearings: Ball bearings use spherical balls to separate and reduce friction between the bearing’s inner and outer rings. The balls enable rolling motion and smooth contact, minimizing friction.

Roller Bearings: Roller bearings, as the name suggests, use cylindrical or tapered rollers instead of balls. These rollers have larger contact areas, distributing loads over a broader surface.

  • Friction and Efficiency:

Ball Bearings: Due to the point contact between the balls and the rings, ball bearings have lower friction and are more efficient at high speeds.

Roller Bearings: Roller bearings have a larger contact area, resulting in slightly higher friction compared to ball bearings. They are more suitable for heavy-load applications where efficiency is prioritized over high speeds.

  • Load Capacity:

Ball Bearings: Ball bearings excel at handling light to moderate loads in both radial and axial directions. They are commonly used in applications where smooth rotation and low friction are important.

Roller Bearings: Roller bearings have a higher load-carrying capacity than ball bearings. They can support heavier radial and axial loads and are preferred for applications with significant loads or impact forces.

  • Variability:

Ball Bearings: Ball bearings come in various designs, including deep groove, angular contact, and thrust ball bearings, each suitable for different applications.

Roller Bearings: Roller bearings have diverse types, including cylindrical, spherical, tapered, and needle roller bearings, each optimized for specific load and motion requirements.

  • Speed Capability:

Ball Bearings: The reduced friction in ball bearings makes them suitable for high-speed applications, such as electric motors and precision machinery.

Roller Bearings: Roller bearings can handle higher loads but are generally better suited for moderate to low speeds due to slightly higher friction.

  • Applications:

Ball Bearings: Ball bearings are used in applications where smooth motion, low friction, and moderate loads are essential, such as electric fans, bicycles, and some automotive components.

Roller Bearings: Roller bearings find applications in heavy machinery, construction equipment, automotive transmissions, and conveyor systems, where heavier loads and durability are crucial.

In summary, ball bearings and roller bearings differ in their design, friction characteristics, load capacities, speed capabilities, and applications. The choice between them depends on the specific requirements of the machinery and the type of loads and forces involved.

China wholesaler Dac397237 ABS Automotive Wheel Hub Bearing Dac39720037ABS/Bah0106/Dac39720037m Double Radial Ball Bearing   drive shaft bearingChina wholesaler Dac397237 ABS Automotive Wheel Hub Bearing Dac39720037ABS/Bah0106/Dac39720037m Double Radial Ball Bearing   drive shaft bearing
editor by CX 2024-04-16

China Professional CZPT CZPT FAG Ball Bearing Auto Wheel Hub Taper Roller Bearing Cylindrical Roller Bearing Needle Roller Bearing with Hot selling

Product Description

Product Description

AUTO bearing for ALL KINDS OF TRUCK,TRACTOR,TRAILER

PART NUMBER:
 

86CL6395F0 DZ911416
86CL6082FO 86CL6082FOC 86CL6089FOD 86NL6089FOA 92CL6093FO


 3303
  

 014255713 A 


  014255713
LRS0571  LRS00922 LRS819 LRS922 LRT0 0571  LRT668

 

Detailed Photos

 

We have factory to produce all kinds of BEARING for heavy duty truck,light truck,tractor..
We can also produce according to drawing or samples.

Packaging & Shipping

1. Packaging details: carton and wooden box packaging,woven bag,brown box, or
according to customer requirements.

2. Delivery Period: 7-30 working days after
receiving 30% deposit byTT

3. Port: HangZhou Port,China.

4. Transport: By sea, by
air,DHL,FEDEX,UPS,TNT,

 

FAQ

1.Q:About the payment term.
   A: We can accept TT,LC,PAYPAL,WESTERNUION,and so on

2.Q:About the Quality and price
A: We supply good quality products to all our customers,give the competitive price.

3.Q:About the warranty period
   A:At least half year, some parts are even longer.

4. Q:How to make order ?
    A:Customer can contact us online,or send email with detail inquiry list,then we can reply soon

5.Q:About the discount
A:If the quantity large,we will give resonalbe discount.And for long time cooperation customer,we can give credit support

 

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Free Change for Quality Problem
Type: Wheel Hub Bearing
Material: Chrome Steel
ABS: Without ABS
Brand: Drn
Quality: Good Quality
Samples:
US$ 20/Piece
1 Piece(Min.Order)

|
Request Sample

ball bearing

How does Preload Affect the Performance and Efficiency of Ball Bearings?

Preload is a crucial factor in ball bearing design that significantly impacts the performance, efficiency, and overall behavior of the bearings in various applications. Preload refers to the intentional axial force applied to the bearing’s rolling elements before it is mounted. This force eliminates internal clearance and creates contact between the rolling elements and the raceways. Here’s how preload affects ball bearing performance:

  • Reduction of Internal Clearance:

Applying preload reduces the internal clearance between the rolling elements and the raceways. This eliminates play within the bearing, ensuring that the rolling elements are in constant contact with the raceways. This reduced internal clearance enhances precision and reduces vibrations during operation.

  • Increased Stiffness:

Preloaded bearings are stiffer due to the elimination of internal clearance. This increased stiffness improves the bearing’s ability to handle axial and radial loads with higher accuracy and minimal deflection.

  • Minimized Axial Play:

Preload minimizes or eliminates axial play within the bearing. This is especially important in applications where axial movement needs to be minimized, such as machine tool spindles and precision instruments.

  • Enhanced Rigidity:

The stiffness resulting from preload enhances the bearing’s rigidity, making it less susceptible to deformation under load. This is critical for maintaining precision and accuracy in applications that require minimal deflection.

  • Reduction in Ball Slippage:

Preload reduces the likelihood of ball slippage within the bearing, ensuring consistent contact between the rolling elements and the raceways. This leads to improved efficiency and better load distribution.

  • Improved Running Accuracy:

Preloading enhances the running accuracy of the bearing, ensuring that it maintains precise rotational characteristics even under varying loads and speeds. This is essential for applications requiring high accuracy and repeatability.

  • Optimized Performance at High Speeds:

Preload helps prevent skidding and slipping of the rolling elements during high-speed operation. This ensures that the bearing remains stable, reducing the risk of noise, vibration, and premature wear.

  • Impact on Friction and Heat Generation:

While preload reduces internal clearance and friction, excessive preload can lead to higher friction and increased heat generation. A balance must be struck between optimal preload and minimizing friction-related issues.

  • Application-Specific Considerations:

The appropriate amount of preload depends on the application’s requirements, such as load, speed, accuracy, and operating conditions. Over-preloading can lead to increased stress and premature bearing failure, while under-preloading may result in inadequate rigidity and reduced performance.

Overall, preload plays a critical role in optimizing the performance, accuracy, and efficiency of ball bearings. Engineers must carefully determine the right preload level for their specific applications to achieve the desired performance characteristics and avoid potential issues related to overloading or inadequate rigidity.

ball bearing

How do Temperature and Environmental Conditions Affect the Performance of Ball Bearings?

Temperature and environmental conditions have a significant impact on the performance and longevity of ball bearings. The operating environment can influence factors such as lubrication effectiveness, material properties, and overall bearing behavior. Here’s how temperature and environmental conditions affect ball bearing performance:

  • Lubrication:

Temperature variations can affect the viscosity and flow characteristics of lubricants. Extreme temperatures can cause lubricants to become too thin or too thick, leading to inadequate lubrication and increased friction. In high-temperature environments, lubricants can degrade, reducing their effectiveness.

  • Material Properties:

Temperature changes can alter the material properties of the bearing components. High temperatures can lead to thermal expansion, affecting bearing clearances and potentially causing interference between components. Extreme cold temperatures can make materials more brittle and prone to fracture.

  • Clearance Changes:

Temperature fluctuations can cause changes in the internal clearance of ball bearings. For instance, at high temperatures, materials expand, leading to increased clearance. This can affect bearing performance, load distribution, and overall stability.

  • Corrosion and Contamination:

Harsh environmental conditions, such as exposure to moisture, chemicals, or abrasive particles, can lead to corrosion and contamination of bearing components. Corrosion weakens the material, while contamination accelerates wear and reduces bearing life.

  • Thermal Stress:

Rapid temperature changes can result in thermal stress within the bearing components. Differential expansion and contraction between the inner and outer rings can lead to stress and distortion, affecting precision and bearing integrity.

  • Noise and Vibration:

Temperature-related changes in material properties and internal clearances can influence noise and vibration levels. Extreme temperatures can lead to increased noise generation and vibration, affecting the overall operation of machinery.

  • Lubricant Degradation:

Environmental factors like humidity, dust, and contaminants can lead to premature lubricant degradation. Oxidation, moisture absorption, and the presence of foreign particles can compromise the lubricant’s performance and contribute to increased friction and wear.

  • Seal Effectiveness:

Seals and shields that protect bearings from contaminants can be affected by temperature fluctuations. Extreme temperatures can lead to seal hardening, cracking, or deformation, compromising their effectiveness in preventing contamination.

  • Choosing Appropriate Bearings:

When selecting ball bearings for specific applications, engineers must consider the expected temperature and environmental conditions. High-temperature bearings, bearings with specialized coatings, and those with enhanced sealing mechanisms may be necessary to ensure reliable performance.

Overall, understanding the impact of temperature and environmental conditions on ball bearing performance is crucial for proper bearing selection, maintenance, and ensuring optimal operation in diverse industries and applications.

ball bearing

What are the Primary Benefits of Using Ball Bearings in Machinery and Equipment?

Ball bearings offer several primary benefits when used in machinery and equipment. Their design and functionality provide advantages that contribute to the efficient and reliable operation of various applications. Here are the key benefits:

  • Reduced Friction:

One of the primary benefits of ball bearings is their ability to minimize friction between moving parts. The rolling motion of the balls reduces the contact area and sliding friction, leading to smoother operation and less energy loss due to frictional heating.

  • Efficient Load Support:

Ball bearings are engineered to support both radial and axial loads, making them versatile for applications with multidirectional forces. This load-bearing capability allows machinery to handle different types of loads while maintaining performance and stability.

  • Smooth Rotation:

Ball bearings enable smooth and precise rotational movement. The rolling motion of the balls provides consistent motion with minimal resistance, ensuring that machinery operates smoothly and without jerks.

  • High-Speed Capability:

Due to their low friction and efficient rolling action, ball bearings are suitable for high-speed applications. They allow machinery and equipment to achieve and maintain high rotational speeds without excessive wear or heat buildup.

  • Reduced Wear and Maintenance:

The reduced friction in ball bearings leads to lower wear on components. This results in longer service intervals and reduced maintenance requirements, saving both time and maintenance costs.

  • Energy Efficiency:

By minimizing friction and reducing energy losses, ball bearings contribute to the overall energy efficiency of machinery. This is particularly important in applications where energy consumption is a concern.

  • Versatility:

Ball bearings come in various types, sizes, and configurations, allowing them to be used in a wide range of machinery and equipment. They can be customized to suit specific application requirements.

  • Reliability and Longevity:

Ball bearings are designed to withstand heavy loads and harsh operating conditions. Their durability and resistance to wear ensure reliable performance and an extended operational life.

  • Quiet Operation:

Ball bearings contribute to quiet machinery operation due to the smooth rolling motion of the balls. This is particularly important in applications where noise reduction is a consideration.

In summary, the primary benefits of using ball bearings in machinery and equipment include reduced friction, efficient load support, smooth rotation, high-speed capability, reduced wear and maintenance, energy efficiency, versatility, reliability, and quiet operation. These benefits collectively enhance the performance and longevity of machinery across various industries.

China Professional CZPT CZPT FAG Ball Bearing Auto Wheel Hub Taper Roller Bearing Cylindrical Roller Bearing Needle Roller Bearing   with Hot sellingChina Professional CZPT CZPT FAG Ball Bearing Auto Wheel Hub Taper Roller Bearing Cylindrical Roller Bearing Needle Roller Bearing   with Hot selling
editor by CX 2024-04-15

China wholesaler Deep Groove Ball Bearing 6300 6301 6302 6303 6304 6305 6306 6307 6308 6309 6310 6311 6312 NSK/NTN/Koyo/NACHI Japan Bearing Auto Bearing Wheel Bearing Rulemanes double row ball bearing

Product Description

 

Product Description

 

Applicable Material Chrome Steel/Gcr-15
Greese SRL ,PS2, Alvania R12 ,etc
Quality control Checking is during production process, after surface and before packing
Lead time 10-15 days for sample,15-25 days for bulk order depends on your design
Package Standard package/ Pallet or container/ as per customized specifications
Shipment Express & air freight is preferred / sea freight/ as per customized specifications

Quality Control

1) Incoming quality control  : Checking the raw material after they reach our factory

2) Checking the details before the production line operated 

3) In-process quality control : Have a full inspection and routing inspection during mass production

4) Final quality control : Checking the goods after they are finished

5) Outgoing quality control : Checking the goods after they are finished
 

 

More products

 

Bearing
NO.
ID OD B Mass Material Cr Cor Max Speed
(Grease)
Max Speed
(Oil)
  (mm) (mm) (mm) (kg)   (kN) (kN) (r/min) (r/min)
606 6 17 6 0.0058 Chrome
Steel
1.95 0.74 43000 51000
607 7 19 6 0.0076 Chrome
Steel
2.6 1.05 40000 47000
608 8 22 7 0.012 Chrome
Steel
3.3 1.35 34000 41000
609 9 24 7 0.015 Chrome
Steel
3.35 1.4 33000 40000
626 6 19 6 0.0081 Chrome
Steel
2.6 1.05 35000 43000
627 7 22 7 0.013 Chrome
Steel
3.3 1.35 31000 37000
628 8 24 8 0.016 Chrome
Steel
3.35 1.4 28000 35000
629 9 26 8 0.02 Chrome
Steel
4.55 2 27000 33000
6000 10 26 8 0.019 Chrome
Steel
4.58 1.98 22000 30000
6001 12 28 8 0.571 Chrome
Steel
5.1 2.38 20000 26000
6002 15 32 9 0.03 Chrome
Steel
5.58 2.85 19000 24000
6003 17 35 10 0.04 Chrome
Steel
6 3.25 17000 21000
6004 20 42 12 0.069 Chrome
Steel
9.38 5.02 16000 19000
6005 25 47 12 0.08 Chrome
Steel
10.1 5.85 15000 18000
6006 30 55 13 0.116 Chrome
Steel
13.2 8.25 13000 15000
6007 35 62 14 0.155 Chrome
Steel
15.9 10.3 11000 13000
6008 40 68 15 0.185 Chrome
Steel
17 11.8 9000 11000
6009 45 75 16 0.23 Chrome
Steel
21 14.8 8000 10000
6571 50 80 16 0.25 Chrome
Steel
22 16.2 7000 9000
6011 55 90 18 0.362 Chrome
Steel
30.2 21.8 7000 8500
6012 60 95 18 0.385 Chrome
Steel
31.5 24.2 6300 7500
6013 65 100 18 0.41 Chrome
Steel
32 24.8 6000 7000
6014 70 110 20 0.575 Chrome
Steel
38.5 30.5 5000 6700
6015 75 115 20 0.603 Chrome
Steel
40.2 33.2 5300 6300
6016 80 125 22 0.821 Chrome
Steel
47.5 39.8 5000 6000
6017 85 130 22 0.848 Chrome
Steel
50.8 42.8 4500 5600
6018 90 140 24 1.1 Chrome
Steel
58 49.8 4300 5300
6019 95 145 24 1.15 Chrome
Steel
57.8 50 4000 5000
6571 100 150 24 1.18 Chrome
Steel
64.5 56.2 3800 4800
6571 105 160 26 1.52 Chrome
Steel
71.8 63.2 3600 4500
6571 110 170 28 1.89 Chrome
Steel
81.8 72.8 3400 4300
6571 120 180 28 1.99 Chrome
Steel
87.5 79.2 3000 3800
6026 130 200 33 3.08 Chrome
Steel
105 96.8 2800 3600
6571 140 210 33 3.17 Chrome
Steel
116 108 2400 3200
6030 150 225 35 3.903 Chrome
Steel
132 125 2200 3000
6032 160 240 38 4.83 Chrome
Steel
145 138 2000 2800
6034 170 260 42 6.5 Chrome
Steel
170 170 1900 2600
6036 180 280 46 8.51 Chrome
Steel
188 198 1300 2400
6038 190 290 46 8.865 Chrome
Steel
188 200 1700 2200
6040 200 310 51 11.64 Chrome
Steel
205 225 1600 2000
6044 220 340 56 18 Chrome
Steel
252 268 1400 1800
6048 240 360 56 20 Chrome
Steel
270 292 1200 1600
6052 260 400 65 28.8 Chrome
Steel
292 372 1100 1500
6056 280 420 65 32.1 Chrome
Steel
305 408 950 1300
6064 320 480 74 48.4 Chrome
Steel
345 513 900 1100
6072 360 540 82 68 Chrome
Steel
400 622 750 950
6080 400 600 90 89.4 Chrome
Steel
512 868 630 800
60/500 500 720 100 135 Chrome
Steel
415 1571 750 900
6200 10 30 9 0.032 Chrome
Steel
5.1 2.38 20000 26000
6201 12 32 10 0.037 Chrome
Steel
6.82 3.05 19000 24000
6202 15 35 11 0.045 Chrome
Steel
7.65 3.72 18000 22000
6203 17 40 12 0.065 Chrome
Steel
9.58 4.78 16000 20000
6204 20 47 14 0.106 Chrome
Steel
12.8 6.65 14000 18000
6205 25 52 15 0.128 Chrome
Steel
14 7.85 13000 15000
6206 30 62 16 0.199 Chrome
Steel
19.5 11.3 11000 13000
6207 35 72 17 0.288 Chrome
Steel
25.7 15.4 9200 11000
6208 40 80 18 0.368 Chrome
Steel
29.5 18 8000 10000
6209 45 85 19 0.416 Chrome
Steel
31.5 20.5 7000 9000
6210 50 90 20 0.463 Chrome
Steel
35 23.2 6700 8500
6211 55 100 21 0.603 Chrome
Steel
43.2 29.2 6000 7500
6212 60 110 22 0.789 Chrome
Steel
47.8 32.8 5600 7000
6213 60 120 23 0.99 Chrome
Steel
57.2 40 5000 6300
6214 70 125 24 1.084 Chrome
Steel
60.8 45 4800 6000
6215 75 130 25 1.171 Chrome
Steel
66 49.5 4500 5600
6216 80 140 26 1.448 Chrome
Steel
71.5 54.2 4300 5300
6217 85 150 28 1.803 Chrome
Steel
83.2 63.8 4000 5000
6218 90 160 30 2.17 Chrome
Steel
95.8 71.5 3800 4800
6219 95 170 32 2.62 Chrome
Steel
110 82.8 3600 4500
6220 100 180 34 3.19 Chrome
Steel
122 92.8 3400 4300
6221 105 190 36 3.78 Chrome
Steel
133 105 3200 4000
6222 110 200 38 4.42 Chrome
Steel
144 117 3000 3800
6224 120 215 40 5.3 Chrome
Steel
155 131 2600 3400
6226 130 230 40 6.12 Chrome
Steel
165 148 2400 3200
6228 140 250 42 7.77 Chrome
Steel
179 167 2000 2800
6230 150 270 45 9.78 Chrome
Steel
203 199 1900 2600
6232 160 290 48 12.22 Chrome
Steel
215 218 1800 2400
6234 170 310 52 15.241 Chrome
Steel
245 260 1700 2200
6236 180 320 52 15.518 Chrome
Steel
262 285 1600 2000
6238 190 340 55 18.691 Chrome
Steel
285 322 1500 1900
6240 200 360 58 22.577 Chrome
Steel
288 332 1400 1800
6244 220 400 65 36.5 Chrome
Steel
355 365 1200 1600
6248 240 440 72 53.9 Chrome
Steel
358 467 1000 1400
6300 10 35 11 0.053 Chrome
Steel
7.65 3.48 18000 24000
6301 12 37 12 0.06 Chrome
Steel
9.72 5.08 17000 22000
6302 15 42 13 0.082 Chrome
Steel
11.5 5.42 16000 20000
6303 17 47 14 0.115 Chrome
Steel
13.5 6.58 15000 18000
6304 20 52 15 0.142 Chrome
Steel
15.8 7.88 13000 16000
6305 25 62 17 0.232 Chrome
Steel
20.6 11.3 11000 13000
6306 30 72 19 0.346 Chrome
Steel
26.7 15 6600 12000
6307 35 80 21 0.457 Chrome
Steel
33.4 19.3 8500 10000
6308 40 90 23 0.639 Chrome
Steel
40.8 24 7000 8500
6309 45 100 25 0.837 Chrome
Steel
52.8 31.8 6300 7500
6310 50 110 27 1.082 Chrome
Steel
61.8 38 6000 7000
6311 55 120 29 1.367 Chrome
Steel
71.5 44.8 5600 6700
6312 60 130 31 1.71 Chrome
Steel
81.8 51.8 5000 6000
6313 65 140 33 2.1 Chrome
Steel
93.8 60.5 4500 5300
6314 70 150 35 2.55 Chrome
Steel
105 68 4300 5000
6315 75 160 37 3.05 Chrome
Steel
113 76.8 4000 4800
6316 80 170 39 3.61 Chrome
Steel
123 86.5 3800 4500
6317 85 180 41 4.284 Chrome
Steel
132 96.5 3600 4300
6318 90 190 43 4.97 Chrome
Steel
145 108 3400 4000
6319 95 200 45 5.74 Chrome
Steel
157 122 3200 3800
6320 100 215 47 7.09 Chrome
Steel
173 140 2800 3600
6321 105 225 49 8.05 Chrome
Steel
184 153 2600 3200
6322 110 240 50 9.53 Chrome
Steel
205 178 2400 3000
6324 120 260 55 12.2 Chrome
Steel
228 208 2200 2800
6326 130 280 58 14.77 Chrome
Steel
253 242 2000 2600
6328 140 300 62 18.33 Chrome
Steel
275 272 1900 2400
6330 150 320 65 21.87 Chrome
Steel
288 295 1700 2200
6332 160 340 68 26.43 Chrome
Steel
313 340 1600 2000
6334 170 360 72 31.14 Chrome
Steel
335 378 1500 1900
6336 180 380 75 35.23 Chrome
Steel
409 534 1400 1800
6338 190 400 78 40.53 Chrome
Steel
458 576 1300 1600
6403 17 62 17 0.27 Chrome
Steel
22.7 10.8 11000 15000
6404 20 72 19 0.4 Chrome
Steel
31 15.2 9500 13000
6405 25 80 21 0.53 Chrome
Steel
36.1 19.4 9100 11000
6406 30 90 23 0.735 Chrome
Steel
43.4 23.9 8100 9700
6407 35 100 25 0.952 Chrome
Steel
55 31 7200 8600
6408 40 110 27 1.221 Chrome
Steel
65.5 37.5 6300 8000
6409 45 120 29 1.52 Chrome
Steel
77.5 45.5 5600 7000
6410 50 130 31 1.855 Chrome
Steel
922 55.2 5300 6300
6411 55 140 33 2.316 Chrome
Steel
100 62.5 4800 6000
6412 60 150 35 2.811 Chrome
Steel
109 70 4500 5600
6413 65 160 37 3.342 Chrome
Steel
118 78.5 4300 5300
6414 70 180 42 4.896 Chrome
Steel
140 99.5 3800 4500
6415 75 190 45 5.739 Chrome
Steel
154 115 3600 4300
6416 80 200 48 6.752 Chrome
Steel
163 125 3400 4000
6417 85 210 52 7.933 Chrome
Steel
175 138 3200 3800
6418 90 225 54 9.56 Chrome
Steel
192 158 2800 3600
6420 100 250 58 12.9 Chrome
Steel
223 195 2400 3200
6422 110 280 65 18.34 Chrome
Steel
225 238 2000 2800
6426 130 340 78 33.7 Chrome
Steel
16001 12 28 7 0.571 Chrome
Steel
5.1 2.4 20000 26000
16002 15 32 8 0.571 Chrome
Steel
5.6 2.8 19000 24000
16003 17 35 8 0.032 Chrome
Steel
6 3.3 18000 22000
16004 20 42 8 0.05 Chrome
Steel
7.9 4.5 16000 19000
16005 25 47 8 0.06 Chrome
Steel
8.85 5.6 15000 18000
16006 30 55 9 0.085 Chrome
Steel
11.2 7.35 13000 15000
16007 35 62 9 0.11 Chrome
Steel
12.2 8.85 11000 13000
16008 40 68 9 0.125 Chrome
Steel
12.6 9.6 9000 11000
16009 45 75 10 0.155 Chrome
Steel
15.6 12.2 8000 10000
16571 50 80 10 0.166 Chrome
Steel
16.1 13.1 8000 9500
16011 55 90 11 0.207 Chrome
Steel
19.4 16.2 7000 8500
16012 60 95 11 0.224 Chrome
Steel
19.9 17.5 6300 7500
16013 60 100 11 0.241 Chrome
Steel
20.5 18.6 6000 7000
16014 70 110 13 0.386 Chrome
Steel
27.9 25 5600 6700
16015 75 115 13 0.411 Chrome
Steel
28.7 26.8 5300 6300
16016 80 125 14 0.539 Chrome
Steel
33.1 31.4 5000 6000
16017 85 130 14 0.968 Chrome
Steel
34 33.3 4500 5600
16018 90 140 16 0.671 Chrome
Steel
41.5 39.3 4300 5300
16019 95 145 16 0.71 Chrome
Steel
42.7 41.9 4000 5000
16571 100 150 16 0.74 Chrome
Steel
43.8 44.3 3800 4800
16571 105 160 18 1 Chrome
Steel
51.8 50.6 3600 4500
16571 110 170 19 1.27 Chrome
Steel
57.4 56.7 3400 4300
16571 120 180 19 1.374 Chrome
Steel
58.8 60.4 3000 3800
16026 130 200 22 1.868 Chrome
Steel
79.7 79.2 2800 3600
16571 140 210 22 2 Chrome
Steel
82.1 85 2400 3200
16030 150 225 24 2.638 Chrome
Steel
91.9 98.5 2200 3000
16032 160 240 25 2.835 Chrome
Steel
98.7 107 2000 2800
16034 170 260 28 4.157 Chrome
Steel
118 130 1900 2600
16036 180 280 31 5.135 Chrome
Steel
144 157 1800 2400
16038 190 290 31 5.429 Chrome
Steel
149 168 1700 2200
16040 200 310 34 6.624 Chrome
Steel
167 191 1800 2000
16044 220 340 37 9.285 Chrome
Steel
181 216 1400 1800
16048 240 360 37 14.5 Chrome
Steel
172 210 1200 1600
16052 260 400 44 22.5 Chrome
Steel
235 310 1100 1500
16056 280 420 44 Chrome
Steel
16060 300 460 50 Chrome
Steel
16064 320 480 50 Chrome
Steel
16068 340 520 57 Chrome
Steel
16072 360 540 57 Chrome
Steel

 

Company Profile

Rainbow auto parts focuses on the production and sales of auto parts. Our auto parts have been exported to all over the world and have won praise from customers.

We will strictly check the product production process:

  1. Checking the raw material after they reach our factory
  2. Checking the details before the production line operated                                     
  3. Have a full inspection and routing inspection during mass production
  4. Checking the goods after they are finished

Packaging & Shipping

ORIGINAL PACKING/ NEUTRAL PACKING/ PACKAGING AS CUSTOMER REQUIRE

FAQ

Q: What is the MOQ?
A: It depends on what you are buying. Small MOQ can be acceptable.

Q: Can you customize my products?
A: Yes, we can customize products with your design drawings.

Q: What is your terms of payment?
A: 30% T/T in advance, balance before shipment, or as per discussion.

Q. What is your terms of packing?
A: Generally,we use brown boxes for packing. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.

Q. How about your delivery time?
A:  If the product is in stock, the delivery time is 1 week after payment. If there is no stock, the delivery time is 30 days.

Q. Do you test all your goods before delivery?
A:   Yes, we have 100% test before delivery.

Q. What can I do if the item damaged during transportation?
A: Our customer service staffs will help you with any questions or concerns. Under any circumstance, we will pack products well before shipping. So if any damage on products, please take pictures for us. We will figure out a solve way.
 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Full After Sale Service
Warranty: 30000-50000 Km
Type: Wheel Bearing
Samples:
US$ 50/Set
1 Set(Min.Order)

|

Order Sample

Customization:
Available

|

Customized Request

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

ball bearing

Can you Provide Examples of Industries where Ball Bearings are Crucial Components?

Ball bearings are essential components in a wide range of industries where smooth motion, load support, and precision are vital. Here are some examples of industries where ball bearings play a crucial role:

  • Automotive Industry:

Ball bearings are used in various automotive applications, including wheel hubs, transmissions, engines, steering systems, and suspension components. They provide reliable rotation and support in both passenger vehicles and commercial vehicles.

  • Aerospace Industry:

In the aerospace sector, ball bearings are found in aircraft engines, landing gear systems, control surfaces, and avionics equipment. Their ability to handle high speeds and precision is vital for aviation safety.

  • Industrial Machinery:

Ball bearings are integral to a wide range of industrial machinery, including pumps, compressors, conveyors, machine tools, printing presses, and textile machinery. They facilitate smooth operation and load distribution in these diverse applications.

  • Medical Equipment:

In medical devices and equipment, ball bearings are used in surgical instruments, imaging equipment, dental tools, and laboratory machinery. Their precision and smooth movement are crucial for accurate diagnostics and treatments.

  • Robotics and Automation:

Ball bearings are key components in robotic arms, automation systems, and manufacturing machinery. They enable precise movement, high-speed operation, and reliable performance in automated processes.

  • Renewable Energy:

Wind turbines and solar tracking systems utilize ball bearings to enable efficient rotation and tracking of the wind blades and solar panels. Ball bearings withstand the dynamic loads and environmental conditions in renewable energy applications.

  • Marine and Shipbuilding:

Ball bearings are used in marine applications such as ship propulsion systems, steering mechanisms, and marine pumps. They withstand the corrosive environment and provide reliable performance in maritime operations.

  • Heavy Equipment and Construction:

In construction machinery like excavators, bulldozers, and cranes, ball bearings support the movement of heavy loads and enable efficient operation in demanding environments.

  • Electronics and Consumer Appliances:

Consumer electronics like electric motors, computer hard drives, and household appliances rely on ball bearings for smooth motion and reliable operation.

  • Oil and Gas Industry:

In oil and gas exploration and extraction equipment, ball bearings are used in drilling rigs, pumps, and processing machinery. They handle the high loads and harsh conditions of this industry.

These examples demonstrate how ball bearings are indispensable components in various industries, contributing to the efficiency, reliability, and functionality of diverse mechanical systems and equipment.

ball bearing

How do Miniature Ball Bearings Differ from Standard-sized Ones, and Where are They Commonly Used?

Miniature ball bearings, as the name suggests, are smaller in size compared to standard-sized ball bearings. They have distinct characteristics and are designed to meet the unique requirements of applications that demand compactness, precision, and efficient rotation in confined spaces. Here’s how miniature ball bearings differ from standard-sized ones and where they are commonly used:

  • Size:

The most noticeable difference is their size. Miniature ball bearings typically have outer diameters ranging from a few millimeters to around 30 millimeters, while standard-sized ball bearings have larger dimensions suitable for heavier loads and higher speeds.

  • Load Capacity:

Due to their smaller size, miniature ball bearings have lower load-carrying capacities compared to standard-sized bearings. They are designed for light to moderate loads and are often used in applications where precision and compactness are prioritized over heavy load support.

  • Precision:

Miniature ball bearings are known for their high precision and accuracy. They are manufactured to tighter tolerances, making them suitable for applications requiring precise motion control and low levels of vibration.

  • Speed:

Miniature ball bearings can achieve higher speeds than standard-sized bearings due to their smaller size and lower mass. This makes them ideal for applications involving high-speed rotation.

  • Friction and Efficiency:

Miniature ball bearings generally have lower friction due to their smaller contact area. This contributes to higher efficiency and reduced heat generation in applications that require smooth and efficient motion.

  • Applications:

Miniature ball bearings find applications in various industries and sectors:

  • Electronics and Consumer Devices:

They are used in small motors, computer disk drives, printers, and miniature fans, where space is limited but precise motion is essential.

  • Medical and Dental Equipment:

Miniature bearings are used in medical devices such as surgical instruments, dental handpieces, and diagnostic equipment due to their precision and compactness.

  • Robotics and Automation:

Miniature ball bearings are integral to robotic arms, miniature conveyors, and automation systems, enabling precise movement in confined spaces.

  • Aerospace and Defense:

They are used in applications like UAVs (drones), aerospace actuators, and satellite components where size and weight constraints are critical.

  • Optics and Instrumentation:

Miniature bearings play a role in optical instruments, cameras, and measuring devices, providing smooth rotation and accurate positioning.

Overall, miniature ball bearings are specialized components designed for applications where space, precision, and efficient rotation are paramount. Their compactness and high precision make them crucial in various industries requiring reliable motion control in limited spaces.

ball bearing

What are the Different Components that Make up a Typical Ball Bearing?

A typical ball bearing consists of several essential components that work together to reduce friction and support loads. Here are the main components that make up a ball bearing:

  • Outer Ring:

The outer ring is the stationary part of the bearing that provides support and houses the other components. It contains raceways (grooves) that guide the balls’ movement.

  • Inner Ring:

The inner ring is the rotating part of the bearing that attaches to the shaft. It also contains raceways that correspond to those on the outer ring, allowing the balls to roll smoothly.

  • Balls:

The spherical balls are the rolling elements that reduce friction between the inner and outer rings. Their smooth rolling motion enables efficient movement and load distribution.

  • Cage or Retainer:

The cage, also known as the retainer, maintains a consistent spacing between the balls. It prevents the balls from touching each other, reducing friction and preventing jamming.

  • Seals and Shields:

Many ball bearings include seals or shields to protect the internal components from contaminants and retain lubrication. Seals provide better protection against contaminants, while shields offer less resistance to rotation.

  • Lubricant:

Lubrication is essential to reduce friction, wear, and heat generation. Bearings are typically filled with lubricants that ensure smooth movement between the balls and raceways.

  • Flanges and Snap Rings:

In some designs, flanges or snap rings are added to help position and secure the bearing in its housing or on the shaft. Flanges prevent axial movement, while snap rings secure the bearing radially.

  • Raceways:

Raceways are the grooved tracks on the inner and outer rings where the balls roll. The shape and design of the raceways influence the bearing’s load-carrying capacity and performance.

  • Anti-Friction Shield:

In certain high-speed applications, a thin anti-friction shield can be placed between the inner and outer rings to minimize friction and heat generation.

These components work together to enable the smooth rolling motion, load support, and reduced friction that characterize ball bearings. The proper design and assembly of these components ensure the bearing’s optimal performance and longevity in various applications.

China wholesaler Deep Groove Ball Bearing 6300 6301 6302 6303 6304 6305 6306 6307 6308 6309 6310 6311 6312 NSK/NTN/Koyo/NACHI Japan Bearing Auto Bearing Wheel Bearing Rulemanes   double row ball bearingChina wholesaler Deep Groove Ball Bearing 6300 6301 6302 6303 6304 6305 6306 6307 6308 6309 6310 6311 6312 NSK/NTN/Koyo/NACHI Japan Bearing Auto Bearing Wheel Bearing Rulemanes   double row ball bearing
editor by CX 2024-04-09

China Good quality Auto Spare Parts Axle Bearing Wheel Bearing Dac255242 Double Row Angular Contact Ball Bearing Wheel Hub Bearing bearing driver kit

Product Description

Product Description

Wheel hub bearings are components used on automobile axles to bear load and provide precise guidance for the rotation of the wheel hub. They bear both axial and radial loads and are an important part of the vehicle’s load-bearing and rotation.
Many types of bearings have been designed to meet the specific requirements of the automotive industry. They are primarily Angular Contact Ball Bearings, with additional features to suit industry requirements.
We have developed numerous automotive bearings for:
Wheel applications
Clutch release
Steering assemblies
Car air conditioners
Hub unit assemblies
Water pumps of automobiles
Apart from the above specially developed automotive bearings, many standard bearings are also used in automotive applications.
Other special types of automotive bearings have also been developed to meet specific application requirements. Technical information for such bearings that do not appear in our regular production program can be made available whenever required.

Bearing Type Wheel Hub Bearing
Bearing Models DAC255242
Bearing Brand JDZ / OEM
Bearing Size 25*52*42mm
Bearing Material Chrome Steel
Bearing Clearance C0 / C3
Application industry Cars, wheels, auto parts, shafts
Precision Grade P0/P6
Quality Certifications IATF 16949
Bearing Package Plastic Bag + Box + Carton + Pallet, or Per clients requirement.
Bearing MOQ 10 PCS
Our Serice  OEM,24 hours online
Bearing Sample Available and Free
Shipping Port HangZhou/ZheJiang /HangZhou

Detailed Photos

Product Parameters

Company Profile

ZheJiang CZPT Precision Bearing Co.,Ltd. was founded by ZheJiang Defa Bearing Co.,Ltd, factory is located in ZheJiang province, China. 
We are a bearing manufacturer integrating the research, development and sales of bearings, with a floor area of 18,000 square meters and a plant area of 8,800 square meters. Equipped with modern production equipment and advanced detection instruments. 

We can provide all types bearings and OEM service according to customers’ requirements. 

Our products are widely used in the automobile, agricultural, textile production, mining, printing and packing industries, in addition to various applications at airports, in air-conditioning systems, conveying devices, ships ad so on. Our products are being exported to more than 50 countries and regions overseas including Singapore, Thailand, Iran, Turkey, Poland, Italy, England, France, Russia, Germany, the United States, Australia, Argentina, Brazil as well as other countries and regions all over the world.

We are a trusted and reliable bearing supplier, choose us to be your good partner!

 

Quality Inspection

100% Quality inspection to ensure the bearings are with good quality before shipping. 

Our Advantages

1.  Professional production team with advanced production equipment and testing instruments. 
2.  Many years of export experience can provide customers with better service and problem-solving capabilities.
3.  Customers all over the world enable us to better understand the market and provide customers with suitable bearings.
4.  Sincerity, cooperation, mutual and provide good quality bearings for clients are the development idea of our company
5.  Quick delivery, shipping goods on time. Save more time and cost for all customers. 

Packaging & Shipping

FAQ

1. Q: Are you trading company or manufacturer ?
   A: We have our own factory , our type is factory + trade.

2. Q: Could you accept OEM and customize?
    A: Yes, we can customize products according to your sample or drawing.

3. Q: How long is your delivery time? 
    A: If stock, within 7 days to ship or based on your order quantity.

4. Q: Could you supply sample for free? 
    A: Yes, we can offer the sample for free,do you mind to buy a “ticket” for her?
 

  More details, please contact with us. Thanks for your time !!!  

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Full After Sale Service
Type: Wheel Hub Bearing
Material: Chrome Steel
Tolerance: P0 P6 P5 P4
Certification: ISO9001, TS16949
Clearance: C0 or C3
Samples:
US$ 0/Set
1 Set(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

ball bearing

Can you Provide Examples of Industries where Ball Bearings are Crucial Components?

Ball bearings are essential components in a wide range of industries where smooth motion, load support, and precision are vital. Here are some examples of industries where ball bearings play a crucial role:

  • Automotive Industry:

Ball bearings are used in various automotive applications, including wheel hubs, transmissions, engines, steering systems, and suspension components. They provide reliable rotation and support in both passenger vehicles and commercial vehicles.

  • Aerospace Industry:

In the aerospace sector, ball bearings are found in aircraft engines, landing gear systems, control surfaces, and avionics equipment. Their ability to handle high speeds and precision is vital for aviation safety.

  • Industrial Machinery:

Ball bearings are integral to a wide range of industrial machinery, including pumps, compressors, conveyors, machine tools, printing presses, and textile machinery. They facilitate smooth operation and load distribution in these diverse applications.

  • Medical Equipment:

In medical devices and equipment, ball bearings are used in surgical instruments, imaging equipment, dental tools, and laboratory machinery. Their precision and smooth movement are crucial for accurate diagnostics and treatments.

  • Robotics and Automation:

Ball bearings are key components in robotic arms, automation systems, and manufacturing machinery. They enable precise movement, high-speed operation, and reliable performance in automated processes.

  • Renewable Energy:

Wind turbines and solar tracking systems utilize ball bearings to enable efficient rotation and tracking of the wind blades and solar panels. Ball bearings withstand the dynamic loads and environmental conditions in renewable energy applications.

  • Marine and Shipbuilding:

Ball bearings are used in marine applications such as ship propulsion systems, steering mechanisms, and marine pumps. They withstand the corrosive environment and provide reliable performance in maritime operations.

  • Heavy Equipment and Construction:

In construction machinery like excavators, bulldozers, and cranes, ball bearings support the movement of heavy loads and enable efficient operation in demanding environments.

  • Electronics and Consumer Appliances:

Consumer electronics like electric motors, computer hard drives, and household appliances rely on ball bearings for smooth motion and reliable operation.

  • Oil and Gas Industry:

In oil and gas exploration and extraction equipment, ball bearings are used in drilling rigs, pumps, and processing machinery. They handle the high loads and harsh conditions of this industry.

These examples demonstrate how ball bearings are indispensable components in various industries, contributing to the efficiency, reliability, and functionality of diverse mechanical systems and equipment.

ball bearing

What are the Differences between Deep Groove Ball Bearings and Angular Contact Ball Bearings?

Deep groove ball bearings and angular contact ball bearings are two common types of ball bearings, each designed for specific applications and load conditions. Here are the key differences between these two types of bearings:

  • Design and Geometry:

Deep Groove Ball Bearings:

Deep groove ball bearings have a simple design with a single row of balls that run along deep raceways in both the inner and outer rings. The rings are usually symmetrical and non-separable, resulting in a balanced load distribution.

Angular Contact Ball Bearings:

Angular contact ball bearings have a more complex design with two rows of balls, oriented at an angle to the bearing’s axis. This arrangement allows for the transmission of both radial and axial loads, making them suitable for combined loads and applications requiring high precision.

  • Load Carrying Capacity:

Deep Groove Ball Bearings:

Deep groove ball bearings are primarily designed to carry radial loads. They can handle axial loads in both directions, but their axial load-carrying capacity is generally lower compared to angular contact ball bearings.

Angular Contact Ball Bearings:

Angular contact ball bearings are specifically designed to handle both radial and axial loads. The contact angle between the rows of balls determines the bearings’ axial load-carrying capacity. They can handle higher axial loads and are commonly used in applications with thrust loads.

  • Contact Angle:

Deep Groove Ball Bearings:

Deep groove ball bearings have no defined contact angle, as the balls move in a deep groove along the raceways. They are primarily designed for radial loads.

Angular Contact Ball Bearings:

Angular contact ball bearings have a specified contact angle between the rows of balls. This contact angle allows them to carry both radial and axial loads and is crucial for their ability to handle combined loads.

  • Applications:

Deep Groove Ball Bearings:

Deep groove ball bearings are commonly used in applications that primarily require radial loads, such as electric motors, pumps, and conveyor systems. They are also suitable for high-speed operation.

Angular Contact Ball Bearings:

Angular contact ball bearings are used in applications where both radial and axial loads are present, such as in machine tools, automotive wheel hubs, and aerospace components. They are especially useful for applications that require precise axial positioning and handling of thrust loads.

  • Limitations:

Deep Groove Ball Bearings:

Deep groove ball bearings are not as suitable for handling significant axial loads and may experience skidding under certain conditions due to their deep raceways.

Angular Contact Ball Bearings:

Angular contact ball bearings can experience increased heat generation and wear at higher speeds due to the contact angle of the balls.

In summary, the design, load-carrying capacity, contact angle, and applications differ between deep groove ball bearings and angular contact ball bearings. Choosing the appropriate type depends on the specific load conditions and requirements of the application.

ball bearing

What are the Different Components that Make up a Typical Ball Bearing?

A typical ball bearing consists of several essential components that work together to reduce friction and support loads. Here are the main components that make up a ball bearing:

  • Outer Ring:

The outer ring is the stationary part of the bearing that provides support and houses the other components. It contains raceways (grooves) that guide the balls’ movement.

  • Inner Ring:

The inner ring is the rotating part of the bearing that attaches to the shaft. It also contains raceways that correspond to those on the outer ring, allowing the balls to roll smoothly.

  • Balls:

The spherical balls are the rolling elements that reduce friction between the inner and outer rings. Their smooth rolling motion enables efficient movement and load distribution.

  • Cage or Retainer:

The cage, also known as the retainer, maintains a consistent spacing between the balls. It prevents the balls from touching each other, reducing friction and preventing jamming.

  • Seals and Shields:

Many ball bearings include seals or shields to protect the internal components from contaminants and retain lubrication. Seals provide better protection against contaminants, while shields offer less resistance to rotation.

  • Lubricant:

Lubrication is essential to reduce friction, wear, and heat generation. Bearings are typically filled with lubricants that ensure smooth movement between the balls and raceways.

  • Flanges and Snap Rings:

In some designs, flanges or snap rings are added to help position and secure the bearing in its housing or on the shaft. Flanges prevent axial movement, while snap rings secure the bearing radially.

  • Raceways:

Raceways are the grooved tracks on the inner and outer rings where the balls roll. The shape and design of the raceways influence the bearing’s load-carrying capacity and performance.

  • Anti-Friction Shield:

In certain high-speed applications, a thin anti-friction shield can be placed between the inner and outer rings to minimize friction and heat generation.

These components work together to enable the smooth rolling motion, load support, and reduced friction that characterize ball bearings. The proper design and assembly of these components ensure the bearing’s optimal performance and longevity in various applications.

China Good quality Auto Spare Parts Axle Bearing Wheel Bearing Dac255242 Double Row Angular Contact Ball Bearing Wheel Hub Bearing   bearing driver kitChina Good quality Auto Spare Parts Axle Bearing Wheel Bearing Dac255242 Double Row Angular Contact Ball Bearing Wheel Hub Bearing   bearing driver kit
editor by CX 2024-04-08

China manufacturer Small Car Front Wheel Angular Contact Ball Bearing 7203 7203AC 7203b 7203c 7203acm 7203bm deep groove ball bearing

Product Description

 

Product Description

Small Car Front Wheel Angular Contact Ball Bearing  7203 7203AC 7203B 7203C 7203ACM 7203BM

The Precision Angular Contact Ball Bearing Is Designed To Minimize Friction And Reduce Energy Consumption, Resulting In Improved Efficiency And Cost Savings. Its Superior Design And Construction Also Contribute To Extended Service Life, Reducing The Need For Frequent Replacements And Maintenance.

As A Leading Supplier Of Bearings, We Understand The Importance Of Precision And Durability In Industrial Applications. The Precision Angular Contact Ball Bearing  Is Meticulously Crafted Using Advanced Manufacturing Techniques And Premium Materials. This Ensures That The Bearing Delivers Optimal Performance Even In The Most Challenging Operating Conditions.

With Its Angular Contact Design, This Ball Bearing Offers Enhanced Load-Carrying Capacity And Improved Rigidity. It Is Capable Of Withstanding High Radial And Axial Forces, Making It Suitable For A Wide Range Of Applications. Whether You Require Precise Rotational Motion Or Smooth Operation, This Bearing Is Engineered To Deliver Exceptional Results.

 

Product name Angular Contact Ball Bearing 
Trademark (brand) ANLD
port HangZhou/HangZhou/ZheJiang /HangZhou/HangZhou
Services Provide OEM services.
payment method L/C or T/T or D/P or Paypal
Feature Long Life, High Speed, Low Noise,Small friction resistance, not easy to damage

 Difference Between Angular Contact Ball Bearings And Deep Groove Ball Bearings

1, Load Difference
Deep Groove Ball Bearing: Mainly Bear Radial Load, But Also Can Bear Radial Load And Axial Load. When The Deep Groove Ball Bearing Has A Large Radial Clearance, It Has The Performance Of Angular Contact Bearing And Can Withstand A Large Axial Load, The Friction Coefficient Of The Deep Groove Ball Bearing Is Very Small, And The Limit Speed Is Also Very High.
Angular Contact Ball Bearings: Single Row Bearings Can Bear Radial Load And Unidirectional Axial Load, Db Combination, Df Combination And Double Row Angular Contact Ball Bearings Can Bear Radial Load And Bidirectional Axial Load. The Dt Combination Is Suitable For Occasions Where The Unidirectional Axial Load Is Large And The Rated Load Of A Single Bearing Is Insufficient. High Speed Ach Bearing, Small Ball Diameter, Ball Number, Mostly Used In Machine Tool Spindle.

2, Contact Angle Difference
Deep Groove Ball Bearings: When They Bear Radial Load Only, The Contact Angle Is 0°.
Angular Contact Ball Bearings: How Are Angular Contact Ball Bearings Divided Into Angles? The Standard Contact Angle Is 15, 25 And 40°, The Greater The Contact Angle, The Greater The Axial Load Capacity, The Smaller The Contact Angle, The More Conducive To High-Speed Rotation, Angular Contact Ball Bearings Are Suitable For High-Speed, High-Precision Rotation Occasions.

3. Structural Differences
Deep Groove Ball Bearings: The Inner And Outer Diameter, Width And Angular Contact Ball Bearings Of Deep Groove Ball Bearings Are The Same. Double Shoulders On Both Sides Of The Outer Ring Groove, And The Curvature Is Less Than The Angular Contact Ball Bearing, Non-Central Position.
Angular Contact Ball Bearings: The Inner Ring Size And Structure Of Angular Contact Ball Bearings Are The Same As That Of Deep Groove Ball Bearings. The Outer Ring Channel Is Generally A Single Shoulder, And The Specific Value Of The Position Should Be Considered In The Design, Which Is Related To The Degree Of The Contact Angle.

4, Principle Difference
Deep Groove Ball Bearings: Deep Groove Ball Bearings Are Suitable For Bearing Radial Force, Small Axial Force, Axial Radial Combined Load And Torque Load.
Angular Contact Ball Bearings: Angular Contact Ball Bearings Can Withstand A Single Radial Load, A Large Axial Load (Depending On The Contact Angle), Double Pairing (Depending On The Pairing Method) Can Withstand Two-Way Axial Loads And Torque Loads. The Limit Speed Of Angular Contact Ball Bearings Of The Same Size Is Higher Than That Of Deep Groove Ball Bearings.

5. Use Difference
Deep Groove Ball Bearings: Deep Groove Ball Bearings Can Be Used In Transmissions, Instruments, Motors, Household Appliances, Internal Combustion Engines, Traffic Vehicles, Agricultural Machinery, Construction Machinery, Construction Machinery, Roller Skates, Yo-Yo Balls, Etc.
Single Row Angular Contact Ball Bearings: Machine Tool Spindle, High Frequency Motor, Gas Turbine, Centrifugal Separator, Small Car Front Wheel, Differential Pinion Shaft, Booster Pump, Drilling Platform, Food Machinery, Dividing Head, Repair Welding Machine, Low Noise Type Cooling Tower, Electromechanical Equipment, Painting Equipment, Machine Slot Plate, Arc Welding Machine.
Double Row Angular Contact Ball Bearings: Oil Pump, Roots Blower, Air Compressor, Various Transmission, Fuel Injection Pump, Printing Machinery, Planetary Reducer, Extraction Equipment, Cycloidal Reducer, Food Packaging Machinery, Electric Welding Machine, Electric Soldering Iron, Square Box, Gravity Spray Gun, Wire Stripping Machine, Half Shaft, Inspection And Analysis Equipment, Fine Chemical Machinery.

 

Detailed Photos

 

 

Product Parameters

Factory Inspection Is The Final Inspection That Must Be Carried Out On The Formally Produced Products At The Time Of Delivery To Check Whether The Quality Of The Products At The Time Of Delivery Has The Quality Confirmed In The Type Inspection. Products Can Be Delivered As Qualified Products Only After Passing The Factory Inspection.

We Will Check All The Quality Before We Deliver The Goods To The Customer.

 

Packaging & Shipping

Logistics Refers To The Physical Flow Process From The Place Of Supply To The Place Of Receipt. Logistics Industry Is A Compound Or Aggregation Industry Formed By The Industrialization Of Logistics Resources.

Why Is Logistics Important?

• Create Added Value: Logistics Can Help Retailers Create Added Value By Ensuring They Can Deliver The Right Quality And Quantity Of Products To Their Customers. Logistics Means You Can Manage Your Entire Business More Efficiently.

•Increasing Efficiency: As Global Trade Becomes More Popular, Logistics Is Becoming An Important Part Of The Supply Chain, Reducing Costs Through Effective Collaboration With Other Businesses And Suppliers.

•Cost Savings: If You Have A Well-Managed Logistics Strategy, You Reduce The Risk That Something Will Go Wrong And Cause You To Spend Extra Money.

• Provide A Better Customer Experience: Logistics Ensures That Customers Get The Items They Want At The Quality They Expect. By Better Organizing Logistics, Businesses Can Respond Quickly To Customer Needs.

• Enhance Brand Reputation: Logistics Shows That Your Business Processes Have Been Properly Addressed, So You Can Deliver The Amazing Results Your Customers Expect. The Result Is Usually A Better Brand Image And More Sales.

We Have A Professional Logistics Company For Transportation, To Ensure That The Goods Can Be Delivered On Time And Safely

 

Company Profile

HangZhou Chaokun Bearing Co., Ltd. Is A Research And Development Production And Sales In One Physical Factory,
The Main Products
• Deep Groove Ball Bearings
• Aligning Ball Bearings
• Cylindrical Roller Bearings
• Self-Aligning Roller Bearings
• Outer Spherical Bearings
• Angular Contact Bearings
• Thrust Ball Bearings
• Thrust Roller Bearings

 

Our Advantages

Our advantage
1. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge.
2. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
3. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the
    customer’s requirements and needs.
4. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain. 

We Will Give The Factory Wholesale Price

FAQ

OEM policy

1. We can print your brand (logo, artwork) on the shield or laser engraving your brand on the shield.

2. We can customize your packaging according to your design

3. All copyright belongs to the customer, we promise not to disclose any information.
What is the minimum order

•Depending on the model, you can send me information for your calculati.

Are you a factory(manufacturer)
Yes, we have been engaged in bearing development and manufacturing industry for more than 20 years.
Which payment method does your company support
Do our best to meet customer needs, negotiable

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle: 15°/25°/40°
Separated: Unseparated
Rows Number: Single
Load Direction: Radial Bearing
Uses: Used in Industry, Precision Machine
Cage: Steel Cage/Brass Cage/Nylon Cage
Samples:
US$ 1/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

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Customized Request

ball bearing

How does Preload Affect the Performance and Efficiency of Ball Bearings?

Preload is a crucial factor in ball bearing design that significantly impacts the performance, efficiency, and overall behavior of the bearings in various applications. Preload refers to the intentional axial force applied to the bearing’s rolling elements before it is mounted. This force eliminates internal clearance and creates contact between the rolling elements and the raceways. Here’s how preload affects ball bearing performance:

  • Reduction of Internal Clearance:

Applying preload reduces the internal clearance between the rolling elements and the raceways. This eliminates play within the bearing, ensuring that the rolling elements are in constant contact with the raceways. This reduced internal clearance enhances precision and reduces vibrations during operation.

  • Increased Stiffness:

Preloaded bearings are stiffer due to the elimination of internal clearance. This increased stiffness improves the bearing’s ability to handle axial and radial loads with higher accuracy and minimal deflection.

  • Minimized Axial Play:

Preload minimizes or eliminates axial play within the bearing. This is especially important in applications where axial movement needs to be minimized, such as machine tool spindles and precision instruments.

  • Enhanced Rigidity:

The stiffness resulting from preload enhances the bearing’s rigidity, making it less susceptible to deformation under load. This is critical for maintaining precision and accuracy in applications that require minimal deflection.

  • Reduction in Ball Slippage:

Preload reduces the likelihood of ball slippage within the bearing, ensuring consistent contact between the rolling elements and the raceways. This leads to improved efficiency and better load distribution.

  • Improved Running Accuracy:

Preloading enhances the running accuracy of the bearing, ensuring that it maintains precise rotational characteristics even under varying loads and speeds. This is essential for applications requiring high accuracy and repeatability.

  • Optimized Performance at High Speeds:

Preload helps prevent skidding and slipping of the rolling elements during high-speed operation. This ensures that the bearing remains stable, reducing the risk of noise, vibration, and premature wear.

  • Impact on Friction and Heat Generation:

While preload reduces internal clearance and friction, excessive preload can lead to higher friction and increased heat generation. A balance must be struck between optimal preload and minimizing friction-related issues.

  • Application-Specific Considerations:

The appropriate amount of preload depends on the application’s requirements, such as load, speed, accuracy, and operating conditions. Over-preloading can lead to increased stress and premature bearing failure, while under-preloading may result in inadequate rigidity and reduced performance.

Overall, preload plays a critical role in optimizing the performance, accuracy, and efficiency of ball bearings. Engineers must carefully determine the right preload level for their specific applications to achieve the desired performance characteristics and avoid potential issues related to overloading or inadequate rigidity.

ball bearing

How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?

Ceramic ball bearings and traditional steel ball bearings have distinct characteristics that can impact their performance in various applications. Here’s a comparison of how these two types of bearings differ in terms of performance:

  • Material Composition:

Ceramic Ball Bearings:

Ceramic ball bearings use ceramic rolling elements, typically made from materials like silicon nitride (Si3N4) or zirconium dioxide (ZrO2). These ceramics are known for their high hardness, low density, and resistance to corrosion and wear.

Traditional Steel Ball Bearings:

Traditional steel ball bearings use steel rolling elements. The type of steel used can vary, but common materials include chrome steel (52100) and stainless steel (440C). Steel bearings are known for their durability and strength.

  • Friction and Heat:

Ceramic Ball Bearings:

Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.

Traditional Steel Ball Bearings:

Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.

  • Weight:

Ceramic Ball Bearings:

Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.

Traditional Steel Ball Bearings:

Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.

  • Corrosion Resistance:

Ceramic Ball Bearings:

Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.

Traditional Steel Ball Bearings:

Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.

  • Speed and Precision:

Ceramic Ball Bearings:

Ceramic bearings can operate at higher speeds due to their lower friction and ability to withstand higher temperatures. They are also known for their high precision and low levels of thermal expansion.

Traditional Steel Ball Bearings:

Steel bearings can operate at high speeds as well, but their heat generation may limit performance in certain applications. Precision steel bearings are also available but may have slightly different characteristics compared to ceramics.

  • Cost:

Ceramic Ball Bearings:

Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.

Traditional Steel Ball Bearings:

Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.

In conclusion, ceramic ball bearings and traditional steel ball bearings offer different performance characteristics. Ceramic bearings excel in terms of low friction, heat generation, corrosion resistance, and weight reduction. Steel bearings are durable, cost-effective, and widely used in various applications. The choice between the two depends on the specific requirements of the application, such as speed, precision, corrosion resistance, and budget considerations.

ball bearing

What are the Primary Benefits of Using Ball Bearings in Machinery and Equipment?

Ball bearings offer several primary benefits when used in machinery and equipment. Their design and functionality provide advantages that contribute to the efficient and reliable operation of various applications. Here are the key benefits:

  • Reduced Friction:

One of the primary benefits of ball bearings is their ability to minimize friction between moving parts. The rolling motion of the balls reduces the contact area and sliding friction, leading to smoother operation and less energy loss due to frictional heating.

  • Efficient Load Support:

Ball bearings are engineered to support both radial and axial loads, making them versatile for applications with multidirectional forces. This load-bearing capability allows machinery to handle different types of loads while maintaining performance and stability.

  • Smooth Rotation:

Ball bearings enable smooth and precise rotational movement. The rolling motion of the balls provides consistent motion with minimal resistance, ensuring that machinery operates smoothly and without jerks.

  • High-Speed Capability:

Due to their low friction and efficient rolling action, ball bearings are suitable for high-speed applications. They allow machinery and equipment to achieve and maintain high rotational speeds without excessive wear or heat buildup.

  • Reduced Wear and Maintenance:

The reduced friction in ball bearings leads to lower wear on components. This results in longer service intervals and reduced maintenance requirements, saving both time and maintenance costs.

  • Energy Efficiency:

By minimizing friction and reducing energy losses, ball bearings contribute to the overall energy efficiency of machinery. This is particularly important in applications where energy consumption is a concern.

  • Versatility:

Ball bearings come in various types, sizes, and configurations, allowing them to be used in a wide range of machinery and equipment. They can be customized to suit specific application requirements.

  • Reliability and Longevity:

Ball bearings are designed to withstand heavy loads and harsh operating conditions. Their durability and resistance to wear ensure reliable performance and an extended operational life.

  • Quiet Operation:

Ball bearings contribute to quiet machinery operation due to the smooth rolling motion of the balls. This is particularly important in applications where noise reduction is a consideration.

In summary, the primary benefits of using ball bearings in machinery and equipment include reduced friction, efficient load support, smooth rotation, high-speed capability, reduced wear and maintenance, energy efficiency, versatility, reliability, and quiet operation. These benefits collectively enhance the performance and longevity of machinery across various industries.

China manufacturer Small Car Front Wheel Angular Contact Ball Bearing 7203 7203AC 7203b 7203c 7203acm 7203bm   deep groove ball bearingChina manufacturer Small Car Front Wheel Angular Contact Ball Bearing 7203 7203AC 7203b 7203c 7203acm 7203bm   deep groove ball bearing
editor by CX 2024-04-03

China manufacturer Pillow Blocks/Ball Bearing/ Auto Wheel Hub Bearing/Taper Roller Bearing/Cylindrical Roller Bearing bearing driver

Product Description

Aluminum Die Casting for Metal Radiator Cover/Aluminum cast/gearbox/precision/high-pressure casting/gravity/metal/steel/zinc alloy die-cast

*We bring complete casting solutions to enhance your products and services with the speed and efficiency demanded in today’s marketplace.
*We can produce both aluminum and zinc die castings, and we offer exceptional technical and operational support to help move your business forward.
We deal with a wide range of products which include:
*Auto Parts
*Process Industries
*Auto Meters Castings
*Consumer Electrical Industries
*Textile Industries
*Electronic Industries

Our advantages:
1. High quality materials, professional production, high-precision equipment. Customized design and processing;
2. Strong and durable, strong strength, large torque and good comprehensive mechanical properties;
3. High rotation efficiency, stable and smooth transmission, long service life, noise reduction and shock absorption;
4. Focus on gear processing for 20 years.
5. Carburizing and quenching of tooth surface, strong wear resistance, reliable operation and high bearing capacity;
6. The tooth surface can be ground, and the precision is higher after grinding.

Workshop:

Inspection machine:

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Yes
Warranty: One Year
Condition: New
Certification: ISO9001
Customized: Non-Customized
Material: Alloy
Customization:
Available

|

Customized Request

ball bearing

What are the Materials Typically Used in Manufacturing Ball Bearings and Their Advantages?

Ball bearings are manufactured using a variety of materials, each chosen for its specific properties and advantages in various applications. Here are some commonly used materials in ball bearing manufacturing and their respective benefits:

  • High-Carbon Chrome Steel (AISI 52100):

This is the most common material used for ball bearing manufacturing. It offers excellent hardness, wear resistance, and fatigue strength. High-carbon chrome steel bearings are suitable for a wide range of applications, from industrial machinery to automotive components.

  • Stainless Steel (AISI 440C, AISI 304, AISI 316):

Stainless steel bearings are corrosion-resistant and suitable for applications where moisture, chemicals, or exposure to harsh environments are concerns. AISI 440C offers high hardness and corrosion resistance, while AISI 304 and AISI 316 provide good corrosion resistance and are often used in food and medical industries.

  • Ceramic:

Ceramic bearings use silicon nitride (Si3N4) or zirconia (ZrO2) balls. Ceramic materials offer high stiffness, low density, and excellent resistance to corrosion and heat. Ceramic bearings are commonly used in high-speed and high-temperature applications, such as in aerospace and racing industries.

  • Plastic (Polyamide, PEEK):

Plastic bearings are lightweight and offer good corrosion resistance. Polyamide bearings are commonly used due to their low friction and wear properties. Polyether ether ketone (PEEK) bearings provide high-temperature resistance and are suitable for demanding environments.

  • Bronze:

Bronze bearings are often used in applications where self-lubrication is required. Bronze has good thermal conductivity and wear resistance. Bearings made from bronze are commonly used in machinery requiring frequent starts and stops.

  • Hybrid Bearings:

Hybrid bearings combine steel rings with ceramic balls. These bearings offer a balance between the advantages of both materials, such as improved stiffness and reduced weight. Hybrid bearings are used in applications where high speeds and low friction are essential.

  • Specialty Alloys:

For specific applications, specialty alloys may be used to meet unique requirements. For example, bearings used in extreme temperatures or corrosive environments may be made from materials like titanium or hastelloy.

  • Coated Bearings:

Bearings may also be coated with thin layers of materials like diamond-like carbon (DLC) or other coatings to enhance performance, reduce friction, and improve wear resistance.

The choice of material depends on factors such as application requirements, operating conditions, load, speed, and environmental factors. Selecting the right material is essential for ensuring optimal bearing performance, longevity, and reliability in diverse industries and applications.

ball bearing

What Role do Seals and Shields Play in Protecting Ball Bearings from Dirt and Debris?

Seals and shields are critical components of ball bearings that play a crucial role in protecting them from dirt, debris, moisture, and contaminants in various applications. These protective features help maintain the integrity of the bearing’s internal components and ensure reliable operation. Here’s how seals and shields contribute to bearing protection:

  • Contaminant Exclusion:

Seals and shields create a physical barrier between the external environment and the bearing’s interior. They prevent dust, dirt, water, and other contaminants from entering the bearing and coming into contact with the rolling elements and raceways.

  • Lubrication Retention:

Seals and shields help retain lubrication within the bearing. They prevent the lubricant from escaping and contaminants from entering, ensuring that the bearing remains properly lubricated for smooth operation and reduced friction.

  • Corrosion Prevention:

Seals and shields protect bearing components from exposure to moisture and corrosive substances. By preventing moisture ingress, they help extend the bearing’s lifespan by minimizing the risk of corrosion-related damage.

  • Extended Bearing Life:

Seals and shields contribute to the overall longevity of the bearing by reducing wear and damage caused by contaminants. They help maintain a clean internal environment, which promotes proper rolling contact and minimizes the risk of premature failure.

  • Enhanced Performance in Harsh Environments:

In applications exposed to harsh conditions, such as outdoor machinery or industrial settings, seals and shields are vital. They protect bearings from abrasive particles, chemicals, and extreme temperatures, ensuring reliable performance despite challenging conditions.

  • Noise and Vibration Reduction:

Seals and shields can help reduce noise and vibration generated by the bearing. They provide additional damping and stability, contributing to smoother operation and enhanced user comfort in noise-sensitive applications.

  • Customized Protection:

Manufacturers offer a variety of seal and shield designs to suit different application requirements. Some seals provide higher levels of protection against contamination, while others are designed for high-speed or high-temperature environments.

  • Trade-Offs:

While seals and shields offer significant benefits, they can also introduce some friction due to contact with the bearing’s inner or outer ring. Engineers must balance the level of protection with the desired operating characteristics, considering factors like friction, speed, and environmental conditions.

Overall, seals and shields play a vital role in maintaining the integrity and performance of ball bearings. By effectively preventing contaminants from entering and preserving lubrication, they ensure the smooth and reliable operation of machinery and equipment in a wide range of applications.

ball bearing

What is a Ball Bearing and How does it Function in Various Applications?

A ball bearing is a type of rolling-element bearing that uses balls to reduce friction between moving parts and support radial and axial loads. It consists of an outer ring, an inner ring, a set of balls, and a cage that separates and maintains a consistent spacing between the balls. Here’s how ball bearings function in various applications:

  • Reduction of Friction:

Ball bearings function by replacing sliding friction with rolling friction. The smooth, spherical balls minimize the contact area between the inner and outer rings, resulting in lower friction and reduced heat generation.

  • Radial and Axial Load Support:

Ball bearings are designed to support both radial loads (forces perpendicular to the shaft’s axis) and axial loads (forces parallel to the shaft’s axis). The distribution of balls within the bearing ensures load-carrying capacity in multiple directions.

  • Smooth Rotational Movement:

Ball bearings facilitate smooth and precise rotational movement. The rolling motion of the balls allows for controlled and continuous rotation with minimal resistance.

  • Applications in Machinery:

Ball bearings are used in a wide range of machinery and equipment, including motors, generators, gearboxes, conveyors, and fans. They enable the efficient transfer of motion while reducing wear and energy losses.

  • Automotive Industry:

Ball bearings are extensively used in automobiles for various applications, including wheel hubs, transmission systems, steering mechanisms, and engine components. They provide reliability and durability in challenging automotive environments.

  • Industrial Machinery:

In industrial settings, ball bearings support rotating shafts and ensure the smooth operation of equipment such as pumps, compressors, and machine tools.

  • High-Speed Applications:

Ball bearings are suitable for high-speed applications due to their low friction and ability to accommodate rapid rotation. They are used in applications like electric motors and aerospace components.

  • Precision Instruments:

For precision instruments, such as watches, cameras, and medical devices, ball bearings provide accurate rotational movement and contribute to the overall performance of the instrument.

  • Variety of Sizes and Types:

Ball bearings come in various sizes, configurations, and materials to suit different applications. Different types include deep groove ball bearings, angular contact ball bearings, thrust ball bearings, and more.

In summary, ball bearings are essential components in a wide range of applications where smooth rotation, load support, and reduced friction are critical. Their versatility, reliability, and efficiency make them indispensable in industries spanning from automotive to industrial machinery to precision instruments.

China manufacturer Pillow Blocks/Ball Bearing/ Auto Wheel Hub Bearing/Taper Roller Bearing/Cylindrical Roller Bearing   bearing driverChina manufacturer Pillow Blocks/Ball Bearing/ Auto Wheel Hub Bearing/Taper Roller Bearing/Cylindrical Roller Bearing   bearing driver
editor by CX 2024-04-03

China Custom Good Packing Bearing 7009 7009c 7009A 7009AC 7010 7010c 7010A 7010AC Angular Contact Ball Bearing wheel bearing

Product Description

        The line connecting the steel ball of the angular contact ball bearing with the contact points of the inner and outer rings is at an angle to the radial direction. The contact angle is generally divided into 15°, 30°, and 40°, which are represented by the letters C, A, and B respectively. CZPT specially produces such bearings with a contact angle of 25°, which is represented by A5.
 
A wide range of applications:

• agriculture and forestry equipment
• automotive and industrial gearboxes
• automotive and truck electric components, such as alternators
• electric motors
• fluid machinery
• material handling
• power tools and household appliances
• textile machinery
• two Wheeler.

 

Our Bearing Advantage:

1.Free Sample bearing

2.ISO Standard

3.Bearing Small order accepted

4.In Stock bearing

5.OEM bearing service

6.Professional:10 years manufacture bearing

7.Customized bearing, Customer’s bearing drawing or samples accepted

8.Competitive price bearing

9.TT Payment or Western Union or Trade Assurance Order

Product Name Angular contact ball bearing 
Brand Name HN
Seals Type OPEN/2Z/2RS/Z/RS
Material Chrome Steel ,Stainless steel,Ceramic,Nylon
Clearance C0,C2,C3,C4,C5
Precision Grade P0,P6,P5,P4,P2(ABEC1, ABEC3, ABEC5, ABEC7, ABEC9)
Greese SRL ,PS2, Alvania R12 ,etc
Number of Row Single Row  
Certifications ISO 9001
Package Box,Carton,Wooden Box,Plastic Tube or Per buyers requirement .
MOQ 10PCS
Serice  OEM
Sample Available
Payment Term  TT/PayPal/Credit Card
Port HangZhou/HangZhou/ZheJiang

Angular contact ball bearing   modles

707 708 725 725 726
7001 7002 7003  7005 7006 7006 7007 7008 7009 7571 7571 7011 7012 7013 7014 7016 7017 7018 
7571 7571  7026 7032 7036 7038 7200 7201 7201 7202 7203 7204 7204 7205 7208 7209 7210 7211 7211  7212 7213 7214 
7215 7216 7217 7218 7218 7220 7220 7221 7222 7224 7226 7226 7228 7230 7236 7238 7240 7300 7306 7311 7312 7313 
7314 7316 7317 7318 7319 7406 7407 7408 7410 7413 7416 7418 7907 7913 AC B C bearing
3200 3203 3204 3205 3206 3207 3208 3209 3210 3211 3212 3213 3214 3215 3216 3217 3218  3218 3219 3220 3221 3222 
3300 3301 3302 3303 3304 3305 3306 3307 3308 3309 3310 3311  3312 3313 3314 3315 3316 3317 3318 3320 4200 4201 
4202 4204 4205 5001 

Certifications

Packaging & Shipping

    ZheJiang Haina Bearing Co., Ltd. is an integrated company of industry and trade. Since its establishment, it has been committed to the research and development, production, and sales of high-end 7 types of tapered roller bearings, British non-standard bearings, deep groove ball bearings, and outer spherical bearings. We can customize and adjust various types of bearings according to customer needs. The products are widely applicablein fields such as automobiles, mines, chemicals, metallurgy, reducers, engineering machinery, agricultural machinery, and electric motors.

    Our company has advanced testing equipment, forming a production model of product serialization and mass production. We have a group of experienced and skilled management personnel, who have introduced advanced production equipment and measuringand testing equipment. From the purchase of bearing raw materials to the delivery of finished products, we strictly control the entire process, ensuring the quality of the products.The products have the characteristics of precision, low noise, high load-bearing capacity and long service life.

Q: Are you trading company or manufacturer ?
A: We are manufacturer.

Q:Do you provide samples ? is it free or extra ?
A:Yes, we could offer the sample but it is not free.

Q:What kind of shipment will you use?
A:Boat and FedEx,TNT,DHL,UPS,EMS etc.

Q:could you make bearings with our OEM logo,color and packing?
A: Of course. What you need to do is email us the brand logo and colors.

Q: How long is your delivery time?
A: Generally it is 3-7 days if the goods are in stock. or it’s 15-30 days if the goods are not in stock, it is according to quantity.

Q: Will you check these products before shipment?
A: Yes, before shipment products will be strictly inspection on our factory QC Process System.We have a professional QC team.

Q: What’s the Payment Terms ?
A: Usually we accept T/T ,western union ,and order online.

If you want to know more details, please feel free to contact us. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle: 25°
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Multiple
Load Direction: Radial Bearing
Material: Alloy
Samples:
US$ 1.77/Piece
1 Piece(Min.Order)

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Request Sample

ball bearing

How does Preload Affect the Performance and Efficiency of Ball Bearings?

Preload is a crucial factor in ball bearing design that significantly impacts the performance, efficiency, and overall behavior of the bearings in various applications. Preload refers to the intentional axial force applied to the bearing’s rolling elements before it is mounted. This force eliminates internal clearance and creates contact between the rolling elements and the raceways. Here’s how preload affects ball bearing performance:

  • Reduction of Internal Clearance:

Applying preload reduces the internal clearance between the rolling elements and the raceways. This eliminates play within the bearing, ensuring that the rolling elements are in constant contact with the raceways. This reduced internal clearance enhances precision and reduces vibrations during operation.

  • Increased Stiffness:

Preloaded bearings are stiffer due to the elimination of internal clearance. This increased stiffness improves the bearing’s ability to handle axial and radial loads with higher accuracy and minimal deflection.

  • Minimized Axial Play:

Preload minimizes or eliminates axial play within the bearing. This is especially important in applications where axial movement needs to be minimized, such as machine tool spindles and precision instruments.

  • Enhanced Rigidity:

The stiffness resulting from preload enhances the bearing’s rigidity, making it less susceptible to deformation under load. This is critical for maintaining precision and accuracy in applications that require minimal deflection.

  • Reduction in Ball Slippage:

Preload reduces the likelihood of ball slippage within the bearing, ensuring consistent contact between the rolling elements and the raceways. This leads to improved efficiency and better load distribution.

  • Improved Running Accuracy:

Preloading enhances the running accuracy of the bearing, ensuring that it maintains precise rotational characteristics even under varying loads and speeds. This is essential for applications requiring high accuracy and repeatability.

  • Optimized Performance at High Speeds:

Preload helps prevent skidding and slipping of the rolling elements during high-speed operation. This ensures that the bearing remains stable, reducing the risk of noise, vibration, and premature wear.

  • Impact on Friction and Heat Generation:

While preload reduces internal clearance and friction, excessive preload can lead to higher friction and increased heat generation. A balance must be struck between optimal preload and minimizing friction-related issues.

  • Application-Specific Considerations:

The appropriate amount of preload depends on the application’s requirements, such as load, speed, accuracy, and operating conditions. Over-preloading can lead to increased stress and premature bearing failure, while under-preloading may result in inadequate rigidity and reduced performance.

Overall, preload plays a critical role in optimizing the performance, accuracy, and efficiency of ball bearings. Engineers must carefully determine the right preload level for their specific applications to achieve the desired performance characteristics and avoid potential issues related to overloading or inadequate rigidity.

ball bearing

What Precautions should be taken to Prevent Contamination of Ball Bearings in Industrial Settings?

Preventing contamination of ball bearings is essential to ensure their proper function, longevity, and overall performance in industrial settings. Contaminants such as dust, dirt, debris, and particles can significantly impact bearing operation. Here are important precautions to take to prevent contamination of ball bearings:

  • Effective Sealing:

Choose ball bearings with appropriate seals or shields to prevent the ingress of contaminants. Seals provide a physical barrier against dust, moisture, and particles, ensuring the bearing’s interior remains clean.

  • Clean Environment:

Maintain a clean working environment around the machinery and equipment. Regularly clean the surrounding areas to prevent the accumulation of dirt and debris that could enter the bearings.

  • Proper Handling:

Handle bearings with clean hands and use gloves if necessary. Avoid touching the bearing surfaces with bare hands, as natural skin oils can transfer contaminants onto the bearing.

  • Clean Tools and Equipment:

Use clean tools and equipment during installation and maintenance to prevent introducing contaminants. Ensure that tools are properly cleaned before coming into contact with the bearing components.

  • Contamination-Controlled Workstations:

Establish contamination-controlled workstations for bearing handling, installation, and maintenance. These areas should have proper ventilation, filtered air, and minimal exposure to external contaminants.

  • Proper Lubrication:

Use the correct lubricant in appropriate quantities. Lubricants help create a barrier against contaminants and reduce friction. Regularly inspect and replenish lubrication to maintain its effectiveness.

  • Regular Inspections:

Implement a routine inspection schedule to monitor the condition of the bearings. Look for signs of contamination, wear, and damage. Address any issues promptly to prevent further damage.

  • Training and Education:

Train personnel on proper handling, installation, and maintenance practices to minimize the risk of contamination. Educated employees are more likely to take precautions and prevent accidental contamination.

  • Environmental Controls:

In sensitive environments, such as clean rooms or medical facilities, implement strict environmental controls to minimize the presence of contaminants that could affect bearing performance.

  • Regular Cleaning and Maintenance:

Perform regular cleaning and maintenance of machinery and equipment to prevent the buildup of contaminants. Keep bearings protected during maintenance to prevent debris from entering during the process.

  • Selection of Suitable Bearings:

Choose bearings that are specifically designed for the application’s environmental conditions. Some bearings have advanced sealing options or specialized coatings that enhance contamination resistance.

By implementing these precautions, industries can significantly reduce the risk of contamination in ball bearings, ensuring smooth operation, extended bearing life, and enhanced equipment reliability.

ball bearing

What is a Ball Bearing and How does it Function in Various Applications?

A ball bearing is a type of rolling-element bearing that uses balls to reduce friction between moving parts and support radial and axial loads. It consists of an outer ring, an inner ring, a set of balls, and a cage that separates and maintains a consistent spacing between the balls. Here’s how ball bearings function in various applications:

  • Reduction of Friction:

Ball bearings function by replacing sliding friction with rolling friction. The smooth, spherical balls minimize the contact area between the inner and outer rings, resulting in lower friction and reduced heat generation.

  • Radial and Axial Load Support:

Ball bearings are designed to support both radial loads (forces perpendicular to the shaft’s axis) and axial loads (forces parallel to the shaft’s axis). The distribution of balls within the bearing ensures load-carrying capacity in multiple directions.

  • Smooth Rotational Movement:

Ball bearings facilitate smooth and precise rotational movement. The rolling motion of the balls allows for controlled and continuous rotation with minimal resistance.

  • Applications in Machinery:

Ball bearings are used in a wide range of machinery and equipment, including motors, generators, gearboxes, conveyors, and fans. They enable the efficient transfer of motion while reducing wear and energy losses.

  • Automotive Industry:

Ball bearings are extensively used in automobiles for various applications, including wheel hubs, transmission systems, steering mechanisms, and engine components. They provide reliability and durability in challenging automotive environments.

  • Industrial Machinery:

In industrial settings, ball bearings support rotating shafts and ensure the smooth operation of equipment such as pumps, compressors, and machine tools.

  • High-Speed Applications:

Ball bearings are suitable for high-speed applications due to their low friction and ability to accommodate rapid rotation. They are used in applications like electric motors and aerospace components.

  • Precision Instruments:

For precision instruments, such as watches, cameras, and medical devices, ball bearings provide accurate rotational movement and contribute to the overall performance of the instrument.

  • Variety of Sizes and Types:

Ball bearings come in various sizes, configurations, and materials to suit different applications. Different types include deep groove ball bearings, angular contact ball bearings, thrust ball bearings, and more.

In summary, ball bearings are essential components in a wide range of applications where smooth rotation, load support, and reduced friction are critical. Their versatility, reliability, and efficiency make them indispensable in industries spanning from automotive to industrial machinery to precision instruments.

China Custom Good Packing Bearing 7009 7009c 7009A 7009AC 7010 7010c 7010A 7010AC Angular Contact Ball Bearing   wheel bearingChina Custom Good Packing Bearing 7009 7009c 7009A 7009AC 7010 7010c 7010A 7010AC Angular Contact Ball Bearing   wheel bearing
editor by CX 2024-03-29

China Professional 45mm Soft Close Kitchen Cabinet Drawer Slide Channel Ball Bearing wheel bearing

Product Description

Product name  Full extension ball bearing slides 
Material  cold-rolles steel / zinc plated steel / 201  304 stainless steel 
Finish Zinc plating electrophoresis Black
Thickness  0.6/0.65/0.7/0.75/0.8/0.85/0.9/1.0/1.2mm
Width  35/42/45mm
Length  12/14/16/18/20/22/24 inch  or  300/350/400/450/500/550/600mm
Load capacity 35-45kgs
Lead Time 15-35 days
MOQ 1000 set per size 
Package  bulk pack / bag pack/ blister pack/ cardboard pack/ carton pack 
Certification  SGS
Life cycle test over 50.000 times
Sample supply  Free sample
How long get sample within 1 week
Logo on product  Yes
logo on carton Yes
other width slide  17mm  27 mm 30mm 32mm 36mm 40mm 42mm 45mm 53mm 76mm
The installed forms drawer side
The product application Cabinet,Home furniture, office furniture,civil furniture,Decoration project, etc

FAQ
Q1: How to get samples :

Yes, you can get free samples to check the quality .but freight collected. 

You can : 1, send by your expresss account.
       2, arrange pick-up and you can add into your shipment. (cheap way but long time)
       3, pay for the freight cost . and it arrives to you around 1 week. (recommend)

Q2: What is MOQ ?
It depends on different items. Up to 100 sets. 

Q3: How long is the delivery time ?
15-30 days after received deposit. If consolidated many items,the lead time will be around 45 days.

Q4: What is the payment term?
EXW , FOB ,CNF . It depends on customers’ requirement.

Q5: What is the loading capacity for 20ft ?
Normally it is 22 tons ,but to United States it is around 17 Tons

Q6: Is it possible to mix different items ?
Yes, you can send your requirements and ask for quotation from us. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Material: Cold-Rolled Steel
Rail: Linear
Structure: Three Knots
Slide Type: Steel Ball Type
Condition: New
Usage: Cabinet, Drawer,Kitchen Furniture
Samples:
US$ 0/Set
1 Set(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

ball bearing

Can you Provide Examples of Industries where Ball Bearings are Crucial Components?

Ball bearings are essential components in a wide range of industries where smooth motion, load support, and precision are vital. Here are some examples of industries where ball bearings play a crucial role:

  • Automotive Industry:

Ball bearings are used in various automotive applications, including wheel hubs, transmissions, engines, steering systems, and suspension components. They provide reliable rotation and support in both passenger vehicles and commercial vehicles.

  • Aerospace Industry:

In the aerospace sector, ball bearings are found in aircraft engines, landing gear systems, control surfaces, and avionics equipment. Their ability to handle high speeds and precision is vital for aviation safety.

  • Industrial Machinery:

Ball bearings are integral to a wide range of industrial machinery, including pumps, compressors, conveyors, machine tools, printing presses, and textile machinery. They facilitate smooth operation and load distribution in these diverse applications.

  • Medical Equipment:

In medical devices and equipment, ball bearings are used in surgical instruments, imaging equipment, dental tools, and laboratory machinery. Their precision and smooth movement are crucial for accurate diagnostics and treatments.

  • Robotics and Automation:

Ball bearings are key components in robotic arms, automation systems, and manufacturing machinery. They enable precise movement, high-speed operation, and reliable performance in automated processes.

  • Renewable Energy:

Wind turbines and solar tracking systems utilize ball bearings to enable efficient rotation and tracking of the wind blades and solar panels. Ball bearings withstand the dynamic loads and environmental conditions in renewable energy applications.

  • Marine and Shipbuilding:

Ball bearings are used in marine applications such as ship propulsion systems, steering mechanisms, and marine pumps. They withstand the corrosive environment and provide reliable performance in maritime operations.

  • Heavy Equipment and Construction:

In construction machinery like excavators, bulldozers, and cranes, ball bearings support the movement of heavy loads and enable efficient operation in demanding environments.

  • Electronics and Consumer Appliances:

Consumer electronics like electric motors, computer hard drives, and household appliances rely on ball bearings for smooth motion and reliable operation.

  • Oil and Gas Industry:

In oil and gas exploration and extraction equipment, ball bearings are used in drilling rigs, pumps, and processing machinery. They handle the high loads and harsh conditions of this industry.

These examples demonstrate how ball bearings are indispensable components in various industries, contributing to the efficiency, reliability, and functionality of diverse mechanical systems and equipment.

ball bearing

How do Temperature and Environmental Conditions Affect the Performance of Ball Bearings?

Temperature and environmental conditions have a significant impact on the performance and longevity of ball bearings. The operating environment can influence factors such as lubrication effectiveness, material properties, and overall bearing behavior. Here’s how temperature and environmental conditions affect ball bearing performance:

  • Lubrication:

Temperature variations can affect the viscosity and flow characteristics of lubricants. Extreme temperatures can cause lubricants to become too thin or too thick, leading to inadequate lubrication and increased friction. In high-temperature environments, lubricants can degrade, reducing their effectiveness.

  • Material Properties:

Temperature changes can alter the material properties of the bearing components. High temperatures can lead to thermal expansion, affecting bearing clearances and potentially causing interference between components. Extreme cold temperatures can make materials more brittle and prone to fracture.

  • Clearance Changes:

Temperature fluctuations can cause changes in the internal clearance of ball bearings. For instance, at high temperatures, materials expand, leading to increased clearance. This can affect bearing performance, load distribution, and overall stability.

  • Corrosion and Contamination:

Harsh environmental conditions, such as exposure to moisture, chemicals, or abrasive particles, can lead to corrosion and contamination of bearing components. Corrosion weakens the material, while contamination accelerates wear and reduces bearing life.

  • Thermal Stress:

Rapid temperature changes can result in thermal stress within the bearing components. Differential expansion and contraction between the inner and outer rings can lead to stress and distortion, affecting precision and bearing integrity.

  • Noise and Vibration:

Temperature-related changes in material properties and internal clearances can influence noise and vibration levels. Extreme temperatures can lead to increased noise generation and vibration, affecting the overall operation of machinery.

  • Lubricant Degradation:

Environmental factors like humidity, dust, and contaminants can lead to premature lubricant degradation. Oxidation, moisture absorption, and the presence of foreign particles can compromise the lubricant’s performance and contribute to increased friction and wear.

  • Seal Effectiveness:

Seals and shields that protect bearings from contaminants can be affected by temperature fluctuations. Extreme temperatures can lead to seal hardening, cracking, or deformation, compromising their effectiveness in preventing contamination.

  • Choosing Appropriate Bearings:

When selecting ball bearings for specific applications, engineers must consider the expected temperature and environmental conditions. High-temperature bearings, bearings with specialized coatings, and those with enhanced sealing mechanisms may be necessary to ensure reliable performance.

Overall, understanding the impact of temperature and environmental conditions on ball bearing performance is crucial for proper bearing selection, maintenance, and ensuring optimal operation in diverse industries and applications.

ball bearing

What are the Primary Benefits of Using Ball Bearings in Machinery and Equipment?

Ball bearings offer several primary benefits when used in machinery and equipment. Their design and functionality provide advantages that contribute to the efficient and reliable operation of various applications. Here are the key benefits:

  • Reduced Friction:

One of the primary benefits of ball bearings is their ability to minimize friction between moving parts. The rolling motion of the balls reduces the contact area and sliding friction, leading to smoother operation and less energy loss due to frictional heating.

  • Efficient Load Support:

Ball bearings are engineered to support both radial and axial loads, making them versatile for applications with multidirectional forces. This load-bearing capability allows machinery to handle different types of loads while maintaining performance and stability.

  • Smooth Rotation:

Ball bearings enable smooth and precise rotational movement. The rolling motion of the balls provides consistent motion with minimal resistance, ensuring that machinery operates smoothly and without jerks.

  • High-Speed Capability:

Due to their low friction and efficient rolling action, ball bearings are suitable for high-speed applications. They allow machinery and equipment to achieve and maintain high rotational speeds without excessive wear or heat buildup.

  • Reduced Wear and Maintenance:

The reduced friction in ball bearings leads to lower wear on components. This results in longer service intervals and reduced maintenance requirements, saving both time and maintenance costs.

  • Energy Efficiency:

By minimizing friction and reducing energy losses, ball bearings contribute to the overall energy efficiency of machinery. This is particularly important in applications where energy consumption is a concern.

  • Versatility:

Ball bearings come in various types, sizes, and configurations, allowing them to be used in a wide range of machinery and equipment. They can be customized to suit specific application requirements.

  • Reliability and Longevity:

Ball bearings are designed to withstand heavy loads and harsh operating conditions. Their durability and resistance to wear ensure reliable performance and an extended operational life.

  • Quiet Operation:

Ball bearings contribute to quiet machinery operation due to the smooth rolling motion of the balls. This is particularly important in applications where noise reduction is a consideration.

In summary, the primary benefits of using ball bearings in machinery and equipment include reduced friction, efficient load support, smooth rotation, high-speed capability, reduced wear and maintenance, energy efficiency, versatility, reliability, and quiet operation. These benefits collectively enhance the performance and longevity of machinery across various industries.

China Professional 45mm Soft Close Kitchen Cabinet Drawer Slide Channel Ball Bearing   wheel bearingChina Professional 45mm Soft Close Kitchen Cabinet Drawer Slide Channel Ball Bearing   wheel bearing
editor by CX 2024-03-28

China supplier High Quality Double Row Angular Contact Ball Bearing for Front Wheel Bearings in Cars deep groove ball bearing

Product Description

New Products Custom Auto Wheel Bearing Car Bearings

  1. Tapered roller bearings utilize conical rollers and raceways, arranged so that the rollers and raceways meet at a common apex. The rollers are guided by contact between the large end of the roller and a rib on the inner ring. This provides high capacity for radial and single thrust loads.
  2. With carburizing components. Cups, cones and rollers are made of “bearing quality” surface-hardened alloy steel with excellent fatigue life and reliability. The heat treatment of components, precise control of size and surface finish further contribute to reliable bearing performance.
  3. Our bearings are carefully designed to provide the best performance for the most demanding applications. Each precision machined bearing is made of high-quality steel to provide superior accuracy and reduce friction. By minimizing friction, extending bearing life.

 

  ZheJiang Lucia International Trading Co.Ltd was established in 1998 in HangZhou City, ZheJiang Province, producing and selling high-quality wipers. We have a wealth of export experience, understand your needs and customers’ pain point. The factory is composed of the development department, production department, and sales department to service our clients with strong technical support, stable supply, and high-quality goods. The product is made of A-grade rubber strip and thickened steel sheet to make the blade fit the windshield more with no noise and wipe cleaner. As for the package, you can use your own logo or we can provide a free package design. Not only for the product and service, but we can also promise the best price and fast delivery. We are looking forward to cooperating with global dealers for a win-win.
Over the years, Lucia International Trading is famous for its product in various styles and steady quality. We have an experienced research and development team, and completely equipped rubber laboratories which are set up for various test items, including hardness, elasticity, tensile strength, fatigue resistance, abrasion resistance, high and low-temperature resistance, corrosion-proof, etc. and also we cooperate with other auto part factories, So we effectively developed and manufactured the rubber in a scientific way to ensure its performance and reliability. We specialize in various kinds of high-level auto wiper blades, integrate the R&D, design, production, and sales. After several years of development, ZheJiang Lucia International Trading has formed the pattern of basing on ZheJiang . All in all, our goal is to make reliable wiper blades and other auto parts for everyone in the world.
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Type: Auto Clutch Bearing
Material: Stainless Steel
Tolerance: P2
Certification: ISO9001
Clearance: C2
ABS: With ABS
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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ball bearing

Are there Specific Maintenance Practices to Ensure the Longevity of Ball Bearings?

Maintaining ball bearings is essential to ensure their longevity, reliable performance, and prevent premature failure. Proper maintenance practices can extend the lifespan of ball bearings and the equipment they are used in. Here are specific maintenance practices to consider:

  • Regular Lubrication:

Implement a regular lubrication schedule using the appropriate lubricant for the application. Lubrication reduces friction, prevents wear, and helps dissipate heat. Follow manufacturer guidelines for lubricant type, quantity, and frequency.

  • Clean Environment:

Keep the operating environment clean and free from contaminants. Dust, dirt, and debris can infiltrate bearings and cause damage. Use seals or shields to protect bearings from contaminants, especially in harsh environments.

  • Proper Installation:

Ensure correct installation of bearings using proper tools and techniques. Improper installation can lead to misalignment, uneven load distribution, and premature wear. Follow manufacturer recommendations for installation procedures.

  • Regular Inspections:

Perform routine visual inspections to check for signs of wear, damage, or contamination. Regular inspections can help identify issues early and prevent further damage. Pay attention to noise, vibration, and temperature changes.

  • Temperature Monitoring:

Monitor bearing temperatures during operation using infrared thermometers or sensors. Abnormal temperature increases can indicate inadequate lubrication, misalignment, or other problems.

  • Correct Handling:

Handle bearings with care to prevent damage during storage, transportation, and installation. Avoid dropping or subjecting them to impacts that can affect their internal components.

  • Bearing Removal and Replacement:

Follow proper procedures when removing and replacing bearings. Use appropriate tools and techniques to avoid damage to the bearing or the surrounding components.

  • Alignment Maintenance:

Maintain proper shaft and housing alignment to prevent excessive loads and wear on the bearing. Misalignment can lead to increased stress and premature failure.

  • Training and Education:

Provide training to operators and maintenance personnel on proper bearing maintenance and handling practices. Educated personnel are more likely to identify issues and perform maintenance correctly.

  • Documented Records:

Keep records of maintenance activities, inspections, lubrication schedules, and any issues encountered. This documentation helps track the bearing’s performance over time and informs future maintenance decisions.

By implementing these maintenance practices, you can ensure the longevity of ball bearings, minimize downtime, reduce operational costs, and maintain the reliability of the equipment they are a part of.

ball bearing

What are the Differences between Deep Groove Ball Bearings and Angular Contact Ball Bearings?

Deep groove ball bearings and angular contact ball bearings are two common types of ball bearings, each designed for specific applications and load conditions. Here are the key differences between these two types of bearings:

  • Design and Geometry:

Deep Groove Ball Bearings:

Deep groove ball bearings have a simple design with a single row of balls that run along deep raceways in both the inner and outer rings. The rings are usually symmetrical and non-separable, resulting in a balanced load distribution.

Angular Contact Ball Bearings:

Angular contact ball bearings have a more complex design with two rows of balls, oriented at an angle to the bearing’s axis. This arrangement allows for the transmission of both radial and axial loads, making them suitable for combined loads and applications requiring high precision.

  • Load Carrying Capacity:

Deep Groove Ball Bearings:

Deep groove ball bearings are primarily designed to carry radial loads. They can handle axial loads in both directions, but their axial load-carrying capacity is generally lower compared to angular contact ball bearings.

Angular Contact Ball Bearings:

Angular contact ball bearings are specifically designed to handle both radial and axial loads. The contact angle between the rows of balls determines the bearings’ axial load-carrying capacity. They can handle higher axial loads and are commonly used in applications with thrust loads.

  • Contact Angle:

Deep Groove Ball Bearings:

Deep groove ball bearings have no defined contact angle, as the balls move in a deep groove along the raceways. They are primarily designed for radial loads.

Angular Contact Ball Bearings:

Angular contact ball bearings have a specified contact angle between the rows of balls. This contact angle allows them to carry both radial and axial loads and is crucial for their ability to handle combined loads.

  • Applications:

Deep Groove Ball Bearings:

Deep groove ball bearings are commonly used in applications that primarily require radial loads, such as electric motors, pumps, and conveyor systems. They are also suitable for high-speed operation.

Angular Contact Ball Bearings:

Angular contact ball bearings are used in applications where both radial and axial loads are present, such as in machine tools, automotive wheel hubs, and aerospace components. They are especially useful for applications that require precise axial positioning and handling of thrust loads.

  • Limitations:

Deep Groove Ball Bearings:

Deep groove ball bearings are not as suitable for handling significant axial loads and may experience skidding under certain conditions due to their deep raceways.

Angular Contact Ball Bearings:

Angular contact ball bearings can experience increased heat generation and wear at higher speeds due to the contact angle of the balls.

In summary, the design, load-carrying capacity, contact angle, and applications differ between deep groove ball bearings and angular contact ball bearings. Choosing the appropriate type depends on the specific load conditions and requirements of the application.

ball bearing

How does Lubrication Impact the Performance and Lifespan of Ball Bearings?

Lubrication plays a critical role in the performance and lifespan of ball bearings. Proper lubrication ensures smooth operation, reduces friction, minimizes wear, and prevents premature failure. Here’s how lubrication impacts ball bearings:

  • Friction Reduction:

Lubrication creates a thin film between the rolling elements (balls) and the raceways of the bearing. This film reduces friction by separating the surfaces and preventing direct metal-to-metal contact. Reduced friction results in lower energy consumption, heat generation, and wear.

  • Wear Prevention:

Lubricants create a protective barrier that prevents wear and damage to the bearing’s components. Without proper lubrication, the repeated rolling and sliding of the balls against the raceways would lead to accelerated wear, surface pitting, and eventual failure.

  • Heat Dissipation:

Lubricants help dissipate heat generated during operation. The rolling elements and raceways can generate heat due to friction. Adequate lubrication carries away this heat, preventing overheating and maintaining stable operating temperatures.

  • Corrosion Resistance:

Lubrication prevents moisture and contaminants from coming into direct contact with the bearing’s surfaces. This helps protect the bearing against corrosion, rust, and the formation of debris that can compromise its performance and longevity.

  • Noise Reduction:

Lubricated ball bearings operate quietly because the lubricant cushions and dampens vibrations caused by the rolling motion. This noise reduction is crucial in applications where noise levels need to be minimized.

  • Seal Protection:

Lubricants help maintain the effectiveness of seals or shields that protect the bearing from contaminants. They create a barrier that prevents particles from entering the bearing and causing damage.

  • Improved Efficiency:

Properly lubricated ball bearings operate with reduced friction, leading to improved overall efficiency. This is especially important in applications where energy efficiency is a priority.

  • Lifespan Extension:

Effective lubrication significantly extends the lifespan of ball bearings. Bearings that are properly lubricated experience less wear, reduced fatigue, and a lower likelihood of premature failure.

  • Selection of Lubricant:

Choosing the right lubricant is essential. Factors such as speed, temperature, load, and environmental conditions influence the choice of lubricant type and viscosity. Some common lubricant options include grease and oil-based lubricants.

  • Regular Maintenance:

Regular lubrication maintenance is crucial to ensure optimal bearing performance. Bearings should be inspected and relubricated according to manufacturer recommendations and based on the application’s operating conditions.

In summary, proper lubrication is essential for the optimal performance, longevity, and reliability of ball bearings. It reduces friction, prevents wear, dissipates heat, protects against corrosion, and contributes to smooth and efficient operation in various industrial and mechanical applications.

China supplier High Quality Double Row Angular Contact Ball Bearing for Front Wheel Bearings in Cars   deep groove ball bearingChina supplier High Quality Double Row Angular Contact Ball Bearing for Front Wheel Bearings in Cars   deep groove ball bearing
editor by CX 2024-03-25