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China Hot selling First Class Cheap Price Professional High Quality Plastic Motor Deep Groove Ball Bearing carrier bearing

Product Description

DETA

ZheJiang Leicester Bearing Technology Co., Ltd. is a specialized manufacturer that produces various types of bearings, including cylindrical roller bearings (7 series, 97 series, 3007 series, 20097 series), British standard tapered roller bearings, deep groove ball bearings, spherical plain bearings, self-aligning roller bearings, rolling mill bearings, and a variety of non-standard bearings.
At our core, we believe in “Quality, Creating Value,” and we have gained the trust and support of customers both domestically and internationally by delivering high-quality products.
In 2002, we received certification from the China Import and Export Product Quality Verification Center and obtained ISO 9001, ISO 2000, and IATF 16949 quality management system certifications. Our successful collaborations with renowned domestic and international enterprises have made us reliable and stable suppliers. Moreover, we have provided bearing components to well-known bearing manufacturers worldwide.

PRODUCT OVERVIEW

Eaaring No	Di d	mension D	(mm) B	Mass(kg)	Bearing No	DI d	mension D	(mm) B	Mass(kg)
604	4	12	4.0		6212	60	110	22	0.780
606	6	17	17.0		6213	65	120	23	0.990
608		22	7.0	0.0080	8214	70	125	24	1.050
623	3	10	4.0	0.571	6215	75	130	25	1.200
625	5	16	5.0	0.0050	6216	80	140	26	1.400
634	4	16	5.0	0.0050	6217	85	150	28	1.800
635	5	19	6.0	0.0080	6218	90	160	30	2.150
680	9	22	7.0		6219	95	170	32	2.600
618/3	3	7	2.0	0.0003	6220	100	100	34	3.150
618/4	4	9	2.5	0.0006	6221	105	190	36	00
618/5	5	11	3.0	0.0120	6222	10	200	38	4.350
6000	10	26	8.0	0.0190	6300	10	35	11	0.053
6001	12	20	8.0	0.5710	6301	12	37	12	0.060
6002	15	32	9.0	0.0300	6302	15	42	13	0.082
6003	17	35	10.0	0.0390	6303	17	47	14	0.120
6004	20	42	120	0.0690	6304	20	52	15	0.140
6005	25	47	12.0	0.0800	6205	25	62	17	0.230
6006	30	55	13.0	0.1200	6306	30	72	19	0.3680
6007	35	62	14.0	0.1600	6207	35	80	21	0.460
6008	40	68	15.0	0.1900	6309	40	90	23	0.630
6009	45	75	16.0	0.2500	6309	45	100	25	0.830
6571	50	80	16.0	0.2600	6310	50	110	27	1.050
6011	55	90	18.0	0.3000	6311	55	120	29	1.350
6012	0	96	18.0	0.4200	6312	60	130	31	1.700
6013	65	100	18.0	0.4400	6313	65	140	33	2.100
6014	70	110	20.0	0.6000	6314	70	150	35	2.500
6015	75	115	20.0	0.6400	6315	75	160	37	3.000
6016	80	120	22.0	0.8500	6316	80	170	39	3.600
6017	85	130	22.0	0.8900	6217	85	180	41	4.260
6018	90	140	24.0	1.1500	6318	90	190	43	4.900
6019	95	145	24.0	1.2000	6319	95	200	45	5.650
6571	100	150	24.0	1.2500	6320	100	215	47	7.000
6571	105	160	26.0	16,000	6401	12	42	13	0.048
6571	110	170	28.0	1.9500	6402	15	52	15	0.137
6200	10	30	9.0	0.0320	6403	17	62	17	0.271
850	12	32	10.0	0.571	6404	20	72	19	0.408
6202	15	35	11.0	0.0450	6405	25	80	21	0.528
6203	17	40	12.0	0.0650	6406	30	90	23	0.720
6204	20	47	14.0	0.1100	6407	35	100	25	0.936
6205	25	52	15.0	0.1300	6408	40	110	27	1.200
6206	30	62	16.0	0.2000	6409	45	120	28	1.550
6207	35	72	17.0	0.2900	6410	50	130	31	1.910
6208	40	80	18.0	0.3700	6411	55	140	33	2.320
6209	45	85	19.0	0.4100	6412	60	150	35	2.790
6210	0	90	20.0	0.4600	6413	65	160	37	3.360
6211	55	100	21.0	0.6100	6414	70	180	42	5.000
“Aval lable typas:apan,Z.ZZ,RS;2RS,N,ZN

Deep groove ball bearings are the most representative of rolling bearings, with simple structure, They are easy to use and versatile .
Such bearings are non-separabal bearings,the inner and outer rings are rolled into a ditch arc type. They can bear radial load and axial load,with low coefficient of friction,high limiting speed .They are suitable for high-spped,low noise ,low vibration cccasions.
Deep groove balll bearings are widely used in auto-mobiles,machinetools,motors,instrumentation,construction machinery,railway vehicles,agricultural machinery and various equipment in machinery industry.

Detailed Photos

OUR PRODUCTS

SCOPE OF APPLICATION

PRODUCTION PROCESS

PRODUCT PACKAGING

1.industrial packing+industrial cartons+pallets

2.single brand box+brand cartons+pallets

3.follow customer’s requests

A.Plastic Tubes or Single Boxes ( Usually 10pcs in 1 plastic tube for steel bearings);

B.Cartons ( No more than 30kg for 1 carton );

C. Pallet ( Usually more than 400kg totally will use pallet )

D. Delivery time :7-35 days ( by sea or by air )

Generally,We will choose the most suitable packing method for products. If you have any special requirements for packing, please contact us in advance.

Company Profile

“Reliable quality, competitive prices, and excellent service” have always been our guiding principles. We have implemented a stringent quality control system, starting from raw material procurement to product manufacturing. Our company boasts a strong technical team, well-equipped testing facilities, and a robust ability to develop new products. With a commitment to delivering high-quality products and maintaining a good reputation, we aim to earn the trust of more customers.
ZheJiang Leicester Bearing Technology Co., Ltd. warmly welcomes both new and existing customers for discussions, guidance, and collaboration. We are eager to establish direct sales partnerships with businesses in various industries, both within the country and internationally.
As we embrace our dreams and uphold our values, honesty remains the foundation of our company. ZheJiang Leicester Bearing Technology Co., Ltd. looks forward to creating a bright future together with you!

OUR STRENGTHS

Q1: Can I get some samples?

A: Yes, sample order is available for quality check and market test. But you have to pay the sample cost and express cost.

Q2: Do you receive customized order?

A: Yes, ODM & OEM are welcomed.

Q3: What’s the lead time?

A: According to the order quantity, small order usually need 3-5 days, big order need negotiation.

Q4: What’s your payment terms?

A: We receive Escrow, T/T, West Union, Cash and etc.

/* 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

Model No.:	Main Product Deep Groove Ball Bearing
Deliver Time:	0-15days
Transport:	by Land or Sea or Air

Samples:	US$ 0.1/Piece 1 Piece(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

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

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 Hot selling First Class Cheap Price Professional High Quality Plastic Motor Deep Groove Ball Bearing carrier bearing
editor by CX 2024-05-13

China Hot selling Bearing Housing Affordable Ucpa 205 206 Insert Ball Bearing and Units Pillow Block Bearings for Motor Parts wholesaler

Product Description

PRODUCT PICTURES

OUR SERVICES

We can provide manufacturing capabilities and services of regular bearings for you, or customized non-standard bearings as you required.

BEARING:
— Dimensions
— Material
— Tolerance standard

APPEARANCE:
— Logo (Laser Marking)
— Package Design

40+ YEARS EXPERIENCE
CONTINUOUS AND STABLE DELIVERY OF PRODUCTS.

With over 40 years experience of the bearing manufacturing, we know how to make good bearings with less cost consistently and efficiently.

We use advanced CNC turning, grinding, and superfinishing machines to ensure high, stable, and accurate machining. All of your goods, from the most economical category, to the highest rated category, will always be manufactured precisely to the standards you require.

OWN HEAT TREATMENT
CONTROALLABLE COST AND QUALITY.

Heat treatment is 1 of the crucial processes to ensure high performance of bearing materials. Compared with other manufacturers, we can produce higher quality bearings at smaller cost, with a more flexible and controllable production schedule, and in a shorter time.

We have 6 heat treatment production lines.

Bearings are heated uniformly, with small deformation and little/no oxidized decarburization, which can make them have high hardness, high fatigue resistance, good wear resistance, dimensional stability, and excellent mechanical strength.

OUTSTXIHU (WEST LAKE) DIS. QUALITY
LOW NOISE, LOW FRICTION AND LONG LIFE.

All our products are characterized by low noise, low friction and long life. This is due to our attention to the roundness, waviness and surface roughness of bearing raceway.

Our products fully meets the requirements of national and international standards according to the testing result of roughness, roundness, hardness, vibration noise, vibration velocity.

PACKING
PACKAGING THAT HELPS SELL.

1, Inner package
Corrosion and Dust Proof PE plastic film / bag packing + Tube packing, or Wrapping tape for larger bearings.

2, Corrugated Individual Box
Our attractive sales-helpful “3-JOYS” package, or as the design of your package.
3, Outer package
Corrugated carton + Wooden pallet

MODERN WELL-ORGANIZED WAREHOUSE

· Constant temperature (20°C) and humidity (RH 52%) warehouse
· Hundreds of models on hand, short delivery time.

HONOR & SYSTEM CERTIFICATES

EXHIBITION

SAMPLES POLICY

FREE SAMPLES AND SHIPPING

We are happy to send you free samples of our bearings for field testing. All transportation costs will be paid by us.

Please note: Depending on the model and value of samples, this policy may not apply!

Please contact our sales staff for details.

TRANSPORTATION
FASTEST DELIVERY TO CUSTOMERS

CUSTOMERS FEEDBACK

PAYMENT TERMS
To facilitate your payment, we offer a variety of options!

FAQ

1, About the lead time.

This depends on several factors, like Is the production schedule tight? Is there a corresponding model in stock, and is there enough of this model in stock? How many pcs of that model would be ordered?
Simply speaking, based on a 20′ GP container load:

If the model your Preferred is	Sufficient stock	Lead Time
Regular models	YES	Within 7 days
Regular models	NO	Within 30 days
Non-regular model	NO	About 50 days

For accurate estimate, please contact with our sale stuff. Thanks.

2, Minimum order quantity.

Even just ONE piece of bearing is ok for us.

3, If you don’t know which model is the right choice…

We would like to give you some advise if you like, according to the real situation and demand of your local market. Our purpose is to help you to get proper and right models for your customers, so that you would make a better sales and income finally.

4, Factory Inspection

We surely would welcome you or your representatives to come to our plants or working offices to take a good look and chat with our hardworking CZPT employees. Ask our sales stuff and she/he will arrange that for you.

OPTIONS OF SPECIFICATION AND STHangZhouRD

Subject	Symbol	Description
Material of Housing	N/A	Cast Iron/ Steel
		Stainless Steel
		Press Steel Plate
		Plastic
Bearing Type Code	UC	Cylindrical bore, with set screws
	UK	Tapered bore (for adapter)
	NA/UEL	Cylindrical bore (with eccentric locking collar)
	UE	Cylindrical bore with eccentric locking collar (light duty type)
	UB	Flat head at 1 end, with set screws (light duty type)
	SB	Cylindrical bore, with set screws (light duty type)
	SA	Cylindrical bore, with eccentric locking collar
	SU	Cylindrical bore, with set screws
Housing Type Code	P	Pillow block type
	PA	Tapered-base pillow block type
	LP	Light duty pillow block type
	IP	Thick section pillow block type
	HP	Center height pillow block type
	F	Square-flanged type
	FA	Adjustable rhombic-flanged type
	FB	Three-bolt flange type
	FL	Rhombic-flanged type
	FC	Round-flanged type with spigot joint
	FS	Square-flanged type
	C	Cartridge type
	T	Take-up type
	SP	Pillow block type (stainless-type)
	ST	Take-up type (stainless-series)
Sealing Type	RS	Rubber seal on 1 side.
	2RS	Rubber seals on both sides.
	RZ	Rubber seal on 1 side. (non-contact)
	2RZ	Rubber seal on both sides(non-contact)
	Z	Metal shield on 1 side.
	2Z	Metal shields on both sides.
	RSZ	Rubber seal on 1 side, metal shields on other side
	RZZ	Rubber seal on 1 side, metal shields on other side (non-contact)
	L2	Double-lip seal
	L3	Triple-lip seal

PRODUCT PARAMETERS

This tech sheet may not contain all or every piece of information you want to know. Please contact our sales staff to obtain or compare the information.
In metric: mm

Bearing No.	Shaft Dia	Dimensions(mm)							Weight (kg)
	d	D	Bi	Be	N	M	G	Ds
	mm	D	Bi	Be	N	M	G	mm
UC202	15	40	27.4	14	11.5	15.9	4.5	M5×0.8	0.14
UC203	17	40	27.4	14	11.5	15.9	4.5	M5×0.8	0.13
UC204	20	47	31	17	12.3	18.7	5	M6×1.0	0.18
UC205	25	52	34.1	17	14.3	19.8	5	M6×1.0	0.22
UC206	30	62	38.1	19	15.9	22.2	5	M6×1.0	0.34
UC207	35	72	42.9	20	17.5	25.4	7	M8×1.0	0.52
UC208	40	80	49.2	21	19	30.2	8	M8×1.0	0.68
UC209	45	85	49.2	22	19	30.2	8	M8×1.0	0.78
UC210	50	90	51.6	22	19	32.6	10	M10×1.25	0.85
UC211	55	100	55.6	25	22.2	33.4	10	M10×1.25	1.22
UC212	60	110	65.1	27	25.4	39.7	10	M10×1.25	1.65
UC213	65	120	65.1	29	25.4	39.7	10	M10×1.25	1.96
UC214	70	125	74.6	30	30.2	44.4	12	M12×1.5	2.06
UC215	75	130	77.8	30	33.3	44.5	12	M12×1.5	2.3
UC216	80	140	82.6	33	33.3	49.3	12	M12×1.5	2.79
UC217	85	150	85.7	35	34.1	51.6	12	M12×1.5	3.59
UC218	90	160	96	37	39.7	56.3	12	M12×1.5	4.56
UC305	25	62	38	20	15	23	6	M6×1.0	0.35
UC306	30	72	43	23	17	26	6	M8×1.0	0.56
UC307	35	80	48	25	19	29	8	M8×1.0	0.71
UC308	40	90	52	27	19	33	10	M10×1.25	1
UC309	45	100	57	29	22	35	10	M10×1.25	1.36
UC310	50	110	61	32	22	39	12	M12×1.50	1.65
UC311	55	120	66	34	25	41	12	M12×1.50	2.08
UC312	60	130	71	36	26	45	12	M12×1.50	2.6
UC313	65	140	75	38	30	45	12	M12×1.50	3.24
UC314	70	150	78	40	33	45	12	M12×1.50	3.91
UC315	75	160	82	42	32	50	14	M14×1.50	4.7
UC316	80	170	86	44	34	52	16	M16×1.50	5.06
UC317	85	180	96	46	40	56	16	M16×1.50	6.9
UC318	90	190	96	48	40	56	16	M16×1.50	8.03
UC319	95	200	103	50	41	62	16	M16×1.50	8.91
UC320	100	215	108	54	42	66	18	M18×1.50	11.2

/* 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

Aligning:	Non-Aligning Bearing
Separated:	Unseparated
Feature:	High Temperature, High Speed
Rows Number:	Single
Raceway:	Deep Groove Raceway
Material:	Bearing Steel

Samples:	US$ 0/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

ball bearing

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

High-Carbon Chrome Steel (AISI 52100):

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

Ceramic:

Plastic (Polyamide, PEEK):

Bronze:

Hybrid Bearings:

Specialty Alloys:

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.

ball bearing

Are there any Industry Standards or Certifications that Ball Bearings should Meet?

Yes, there are several industry standards and certifications that ball bearings should meet to ensure their quality, performance, and reliability. These standards help manufacturers, engineers, and customers assess the suitability of bearings for specific applications. Some of the key standards and certifications for ball bearings include:

ISO Standards:

The International Organization for Standardization (ISO) has developed a series of standards related to ball bearings. ISO 15 defines dimensions, boundary dimensions, and tolerances for radial bearings. ISO 281 specifies dynamic load ratings and calculation methods for bearings’ life calculations.

ABEC (Annular Bearing Engineering Committee) Ratings:

ABEC ratings are commonly used in North America to indicate the precision and performance of ball bearings. Ratings range from ABEC 1 (lowest precision) to ABEC 9 (highest precision). However, it’s important to note that ABEC ratings focus primarily on dimensional tolerances and do not encompass all aspects of bearing quality.

DIN Standards:

The German Institute for Standardization (Deutsches Institut für Normung, DIN) has published various standards related to ball bearings. DIN 625 covers dimensions for deep groove ball bearings, while DIN 616 provides guidelines for precision angular contact ball bearings.

JIS (Japanese Industrial Standards):

JIS standards are used in Japan and internationally to define the characteristics and dimensions of various products, including ball bearings. JIS B 1512 outlines the classification and dimensions of rolling bearings.

ASTM (American Society for Testing and Materials) Standards:

ASTM has standards that cover various aspects of bearing testing, performance, and materials. ASTM F2215, for instance, specifies the requirements for ball bearings used in surgical implants.

CE Marking:

CE marking indicates that a product complies with European Union health, safety, and environmental requirements. It may be required for bearings used in machinery intended to be sold within the EU market.

Industry-Specific Standards:

Various industries, such as aerospace, automotive, medical, and nuclear, have specific standards or certifications that bearings must meet to ensure safety, reliability, and compliance with industry-specific requirements.

Quality Management Systems:

Manufacturers that adhere to quality management systems, such as ISO 9001, demonstrate their commitment to consistent product quality and customer satisfaction. Certification to these systems indicates that the manufacturing process follows established protocols and best practices.

When selecting ball bearings, it’s important to consider the relevant standards and certifications that align with the application’s requirements. This ensures that the bearings meet recognized quality and performance criteria, ultimately contributing to reliable and efficient operation.

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 Hot selling Bearing Housing Affordable Ucpa 205 206 Insert Ball Bearing and Units Pillow Block Bearings for Motor Parts wholesaler
editor by CX 2024-05-10

China supplier Bearing 6201 6202 6203 6204 6205 6206 6207 6208 6209 6210 6211 6212 Deep Groove Ball Bearing for Automobile Skateboard Motor Parts wholesaler

Product Description

6206 / 6206-2RS / 6206-ZZ deep groove ball bearing

d	30 mm	Bore diameter
D	62 mm	Outside diameter
B	16 mm	Width
C_r	20,700 N	Basic dynamic load rating, radial
C_0r	11,300 N	Basic static load rating, radial
C_ur	700 N	Fatigue load limit, radial
n_G	6,700 1/min	Limiting speed
≈m	0.193 kg	Weight

Mounting dimensions

d_{a min}	35.6 mm	Minimum diameter shaft shoulder
D_{a max}	56.4 mm	Maximum diameter of housing shoulder
r_{a max}	1 mm	Maximum fillet radius

Dimensions

r_min	1 mm	Minimum chamfer dimension
D₁	52.07 mm	Shoulder diameter outer ring
D₂	54.92 mm	Caliber diameter outer ring
d₁	40 mm	Shoulder diameter inner ring

Temperature range

T_min	-20 °C	Operating temperature min.
T_max	100 °C	Operating temperature max.

Calculation factors

f₀

13.8

Calculation factor

6206 deep groove ball bearing is the most common type of rolling bearing. The basic deep groove ball bearing consists of an outer ring, an inner circle, a set of steel balls and a set of maintenance frames.
6206 deep groove ball bearing is sealed and open 2 kinds of structure, open without sealing structure refers to the bearing, seal type deep groove ball into dust seal and oil seal. The dust – proof sealing material is a sheet metal stamping, which simply prevents the dust from entering the bearing roller. The oil-proof type is the contact oil seal, which can effectively prevent the grease spillover inside the bearing.

Deep groove ball bearing

Single row deep groove ball bearings are particularly versatile, have low friction and are optimized for low noise and low vibration, which enables high rotational speeds. They accommodate radial and axial loads in both directions, are easy to mount, and require less maintenance than many other bearing types.

Simple, versatile and robust design
Low friction
High-speed capability
Accommodate radial and axial loads in both directions
Require little maintenance

More series of deep groove ball bearing
Tip: Here are only part of the model numbers. Please contact us for full catalog.

	Deep Groove Ball Bearing Catalog
Number	Specification			Rated Load(KN)		Speed(r/min)		Weight
	D(mm)	D(mm)	W(mm)	Cr(N)	Cor(N)	Grease	Oil	kg
6000	10	26	8	4.55	1.96	20000	28000	0.019
6001	12	28	8	5.1	2.39	19000	26000	0.571
6002	15	32	9	5.6	2.84	18000	24000	0.03
6003	17	35	10	6.8	3.35	17000	22000	0.039
6004	20	42	12	9.4	5.05	15000	19000	0.069
6005	25	47	12	10.1	5.85	13000	17000	0.08
6006	30	55	13	13.2	8.3	12000	15000	0.116
6007	35	62	14	16	10.3	10000	13000	0.155
6008	40	68	15	16.8	11.5	8000	11000	0.185
6009	45	75	16	21	15.1	7200	9000	0.231
6571	50	80	16	21.8	16.6	6400	7800	0.25
6011	55	90	18	28.3	21.2	5700	7000	0.362
6012	60	95	18	29.5	23.2	5300	6300	0.385
6013	65	100	18	30.5	25.2	5040	6000	0.421
6014	70	110	20	38	31	4800	5600	0.604
6015	75	115	20	39.5	33.5	4480	5360	0.604
6016	80	125	22	47.5	40	4240	5040	0.854
6017	85	130	22	49.5	43	4000	4800	0.89
6018	90	140	24	58	49.5	3840	4480	1.02
6019	95	145	24	60.5	54	3600	4240	1.08
6571	100	150	24	60	54	3440	4000	1.15
6571	105	160	26	72.5	65.5	3200	3840	1.59
6571	110	170	28	82	73	3040	3600	1.96
6571	120	180	28	85	79.5	2720	3200	2.07
6026	130	200	33	106	101	2560	3040	3.16
6571	140	210	33	110	109	2400	2880	3.35
6030	150	225	35	126	126	2080	2560	4.08
6032	160	240	38	143	144	1920	2400	5.05

6200	10	30	9	4.056	1.888	19200	24000	0.032
6201	12	32	10	5.512	2.48	17600	22400	0.037
6202	15	35	11	6.24	3	15200	19200	0.045
6203	17	40	12	7.648	3.8	13600	16000	0.065
6204	20	47	14	10.16	5.24	12000	14400	0.11
6205	25	52	15	11.2	6.24	9600	12000	0.13
6206	30	62	16	15.6	8.96	8000	10400	0.2
6207	35	72	17	20.4	12.24	7200	8800	0.29
6208	40	8	18	24.56	15.2	6800	8000	0.37
6209	45	85	19	26.56	17.28	6000	7200	0.41
6210	50	90	20	28.08	18.56	5600	6800	0.46
6211	55	100	21	34.88	23.2	5040	6000	0.61
6212	60	110	22	38	26	4800	5600	0.78
6213	65	120	23	44.72	32.4	4240	5040	0.99
6214	70	125	24	48.4	36	4000	4800	1.05
6215	75	130	25	53.04	39.2	4480	5360	1.2
6216	80	140	26	56.16	44	3600	4240	1.4
6217	85	150	28	66.56	51.2	3440	4000	1.8
6218	90	160	30	76.48	58.8	3040	3600	2.15
6219	95	170	32	86.4	65.2	2880	3440	2.6
6220	100	180	34	99.2	74.4	2720	3200	3.15
6221	105	190	36	106.4	83.2	2560	3040	3.7
6222	110	200	38	114.4	94.4	2400	2880	4.35
6224	120	215	40	116.8	94.4	2240	2720	5.15
6226	130	230	40	124.8	105.6	2080	2560	5.8
6228	140	250	42	132	120	1920	2400	7.45
6230	150	270	45	139.2	132.8	1600	2080	9.4
6232	160	290	48	148.8	148.8	1520	1920	14.5
6234	170	310	52	169.6	179.2	1520	1920	17.5
6236	180	320	52	183.2	192	1440	1760	18.5
6238	190	340	55	204	224	1360	1600	23
6240	200	360	58	216	248	1360	1600	28
6244	220	400	65	236.8	292	1200	1440	37
6248	240	440	72	286.4	380	1040	1280	51
6252	260	480	80	312	424	880	1120	65.5
6256	280	500	80	338.4	480	880	1120	71

6300	10	35	11	6.448	2.72	16000	20800	0.053
6301	12	37	12	7.8	3.32	15200	19200	0.06
6302	15	42	13	9.12	4.32	13600	16000	0.082
6303	17	47	14	10.8	5.24	12800	15200	0.12
6304	20	52	15	12.72	6.24	10400	12800	0.14
6305	25	62	17	18	9.28	8800	11200	0.23
6306	30	72	19	22.48	12.8	7200	8800	0.35
6307	35	80	21	26.56	15.2	6800	8000	0.46
6308	40	90	23	32.8	19.2	6000	7200	0.63
6309	45	100	25	42.16	25.2	53600	6400	0.83
6310	50	110	27	49.44	30.4	5040	6000	1.05
6311	55	120	29	57.2	36	4480	5360	1.35
6312	60	130	31	65.52	41.6	4000	4800	1.7
6313	65	140	33	73.84	48	3840	4480	2.1
6314	70	150	35	83.2	54.4	3600	4240	2.5
6315	75	160	37	91.2	61.2	3440	4000	3
6316	80	170	39	99.2	69.2	3040	3600	3.6
6317	85	180	41	106.4	77.2	2880	3440	4.25
6318	90	190	43	114.4	86.4	2720	3200	4.9
6319	95	200	45	122.4	94.4	2560	3040	5.65
6320	100	215	47	139.2	112	2400	2880	7
6321	105	225	49	145.6	122.4	2240	2720	8.25
6322	110	240	50	162.4	144	2080	2560	9.55
6324	120	260	55	166.4	148.8	1920	2400	14.5
6326	130	280	58	183.2	172.8	1760	2240	18
6328	140	300	62	200.8	196	1600	2080	22
6330	150	320	65	220.8	228	1520	1920	26
6332	160	340	68	220.8	228	1440	1760	29
6334	170	360	72	249.6	272	1360	1600	34.5
6336	180	380	75	280.8	324	1280	1600	42.5
6338	190	400	78	296.8	344	1280	1520	49
6340	200	420	80	301.6	372	1200	1440	55.5
6344	220	460	88	328	416	1040	1280	72.5

Packaging & Shipping

Please contact us for more pictures of different packing.

Universal Packing	Without any logo on bearings or packing.
JDZ Packing	With our brand JDZ on bearings and packing.
Customized Packing	Depends on buyer’s requirements.
Original Brand Packing	Bearing and packing are both original. Please contact us for pictures.

QUALITY ASSURANCE

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

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!

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

Bearing Type:	Deep Groove Ball Bearing
Precision Rating:	P0 P6 P5 P4 P2 or ABEC1 ABEC3 ABEC5 ABEC7 ABEC9
Bearing Clearance:	C0/C3/C4
Vibration:	Z1V1, Z2V2, Z3V3; Z4V4
Seals Type:	Zz- 2RS Open
Hardness:	58-62 HRC

Samples:	US$ 0/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| 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 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 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:

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.

China supplier Bearing 6201 6202 6203 6204 6205 6206 6207 6208 6209 6210 6211 6212 Deep Groove Ball Bearing for Automobile Skateboard Motor Parts wholesaler
editor by CX 2024-05-08

China Professional Fast Motor Bearing Deep Groove Ball Bearing with Reliable Quality with high quality

Product Description

Structure and Parts of Bearings
Cage
In daily operations, cage will be subjected not only to mechanical action from friction, tension and inertial force, but to chemical reaction from lubricants, additives, solvents or coolants. Therefore, design and materials of cage are very inportant for its performance and the reliability of bearing in usage.
Flate/FUDA offers the following kinds of cage for deep groove ball bearings:
Materials of Bearings
Materials for bearing rings and parts largely determine the bearing’s performance and life. FLATE/FUDA puts more efforts to select materials for bearing rings and part suppliers in a rigorous manner.
Materials and components of bearing rings for FLATE/FUDA bearings are provided by the world’s top suppliers special for serving bearign manufacturers, fundamentally solvign the issue that our bearings lag behind imported bearings in terms of materialsfor a long time.
FLATE boasts a set of strict and polished incoming goods inspection system. Before being put into storage, every batch of steels and parts is under systemic inspection, including analysis of material composition, metallographice analysis, accuracy check, assembly test, etc.
Materials for Bearing Ring and Roller Body
Bearing ring and roller body are mainly made of high C-Cr bearing steel. Listed below are compositions of material for bearing ring and roller body.

Steel Code	Chemical composition%
Gcr15 SAE52100 DIN 100 Cr6 JIS SUJ2	C	Si	Mn	P	S	Cr	Mo	Cu	Ni
Gcr15 SAE52100 DIN 100 Cr6 JIS SUJ2	0.95-1.05	0.15-0.35	0.25-0.45	<0.571	<0.571	1.40-1.65	–	<0.25	<0.30

Material for bearing ring and roller body mainly consists of high C-Cr bearing steel.
Material of cages
Material of cages need good wear resistance, stable size and metal strength. Therefore, operation environment should be mainly considered in selection of material of cages.
Drawing steel sheet cage
These light cages hold a high strength with reduced friction and wear in an effective way after surface treatment. The following table covers compositions of material for cold-rolled steel sheet.

Steel code	Chemical Composition%
JISG 3141 SPCC	C	Si	Mn	P	S	Ni	Cr
JISG 3141 SPCC	<0.12	–	<0.5	<0.04	<0.045	–	–

Brass cage
Cut brass cage is adopted in small and medium bearings. However, brass cage is not suitable for compressors with ammonia cooling due to potential seasonal cracking of brass. It is recommended to replace it with iron cage.
Nylon cage
According to the type and usage of bearings, nylon cages are widely adopted, but they are inappropriate for environments where the temperature is above 120ºC or below 40 ºC. Most of cast molding cages adopt nylon PA66 material, with or without glass fiber reinforcement whose advantage is a good combination of strength and elasticity.
Materials for dust shield and seal ring
Material for dust shield
FLATE/FUDA bearings use cold-rolled tin plate as the standard mateiral for dust shields, but also use stainless steel of AISI-300 specification at times.
Material for seal ring
Seal rings are mainly made of NBR. For high temperature, fluororubbers and silicon rubbers are widely used as well.

Type	ASTM D1418 Name	Temperature Range	Hardness (Shore A)	Features	Restriction
Nitrile butaduene rubber	NBR	-40ºC~120ºC	40-90	Low compression High ductility High corrosion resistance superior oil resistance	Unsuitable for high temperature conditions; No exposure to the sun and corrosion of chemicals
Silicon rubber	MQ/PMQ VMQ/PVMP	-70ºC~200ºC	25-80	High temperature resistance Desiccation resistance Sunshine resistance aging resistance to ozone	Poor surface abrasion performance and crack resistance, higher wear resistance
Hydrogenated (nitrile-butadiene rubber)	HNBR/NEM	-35ºC~65ºC	50-90	Heat resistance High ductility Chemical resistance	Unsuitable for high temperature conditions and shall avoid exposure to the sun and corrosion of chemicals
Fluororubber	FKM/FPM	-28ºC~200ºC	50-95	High temperature resistance Significant chemical resistance corrosion resistance to petroleum products	It is not suitable for working conditions of low temperature.
ACM rubber	ACM Rubber	-18ºC~175ºC	40-90	Stronger resistance to hot oil Sunlight and ozone Higher crack resistance	poor waterproof performance; unsuitable for working condition of ultra-low temperature
Warning:flurorubber is safe and harmless under normal working condition of below 200ºC, but it will give off smoke if the temperature exceeds the ultimate temperature of 300ºC that is equivalent to flame for cutting steel tubes. Inhalation of the smoke is harmful to human bodies including eyes. In addition, the smoke should be avoided to contact skin.

Lubrication of Bearings

Grease lubrication	Lipid lubricants are much easier to use than oil lubricants. Due to its ciscosity,grease is more durable and only needs simple sealing equipment to contain. Grease is hard to be changed, beacause the usual approach of it is to press grease into device to make fresh grease squeeze used grease out. General speaking, grease with low viscosity primary oil is more suitable for high speed operations at low temperature, while grease with high viscosity primary oil is suitable for heavy load.
Oil lubrication	Oil lubrication is more suitbale for applications under conditions of high speed and high temperature, effectively taking the heat generated in operation of bearings away. Viscosity of oil determines the effects of oil lubrication. Low viscosity will lead to inadequate formation of oil film, while high viscosity will increase viscous drag and temperature. In general, the higher rotational speed is the lower viscosity of lubricant oil will be; the larger load is, the higher viscosity of lubricant oil will be.
Primary oil	In grease, primary oil accounts for 75-96%. In mass fraction, the performance of grease mainly relies on the nature of primary oil. Particularly when it is with cold flow property and at high temperature, its service life is bound up with primary oil. Grease with low viscosity primary oil is usually applicable to low temperature and low load, while lubrication grease with high viscosity primary oil is applied to high temperature and high load. Primary oil used in grease includes mineral oil and synthetic oil. The commonly used synthetic primary oils contain lipid oil, sythetic hydrocarbon oil, perfluoropolyether, silicon oil and PPO, etc.
Thickener	Thickener generally accounts for 4~20% in mass fraction. Its functions are to suspend primaty oil, reduce the flow of primaty oil, and increase adhesion of oil to friction surface. Thickener has 2 categories: metallic soap base and non-metallic soap base. Critical operating temperature, mechanical stability, water resistance and other properties of grease are determined by thickener, for example, sodium soap base can react with water to form a kind of latex, which can not be applied to running bearing in the atomsphere of high temperature.
Additive	In grease, primary oil accounts for 0.5~10%. In mass fraction, which is used for the improvement of operating performance and life of grease. Accordign to the classification by function, it can be divided into thickener(strong adhesion), antioxidant, extreme-pressure additive, corrosion inhibitor,etc.

/* 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
Rows Number:	Double
Load Direction:	Radial Bearing
Material:	Bearing Steel

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?

Lubrication:

Material Properties:

Clearance Changes:

Corrosion and Contamination:

Thermal Stress:

Noise and Vibration:

Lubricant Degradation:

Seal Effectiveness:

Choosing Appropriate Bearings:

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 Professional Fast Motor Bearing Deep Groove Ball Bearing with Reliable Quality with high quality
editor by CX 2024-04-16

China Good quality Industry Electric Motor Bearing Deep Groove Ball Bearings bearing and race

Product Description

Deep groove ball bearings

Deep groove ball bearings are the most representative of rolling bearings,simple structure, easy to use and versatile .Such bearings are non-separabal bearings,the inner and outer rings are rolled into a ditch arc type,can bear radial load and axial load:low coefficient of friction,high limiting speed ,suitable for high-spped,low noise ,low vibration occasions.

Model	6208 ZZ
Inner size	40mm
Outer diameter	80mm
Height	17mm
Package	Single box packing
Seal	Open Z ZZ RS 2RS RZ 2RZ
Gross weight	0.37Kg
Features	Long life, high quality, low noise, strict controlling of the quality, competitive price, OEM service offered
Application	Gearbox, auto,reduction box,engine machinery, mining machinery,bicycles,etc.
Price terms	FOB,CFR,CIF,EXW
Delivery time	7-15days acccording the quantity
Market	Europe,South America,North America,Middle East,Southeast Asia
Details	We have complete process for the production and quality assurance to make sure our products can meet your requirement.

	1.Assembly
	2.Windage test
	3.Cleaning
	4.Rotary test
	5.Greasing and gland
	6.Noise inspection
	7.Appearance inspection
	8.Rust prevention
	9.Product packaging

Detailed Images

Product application

Deep groove balll bearings are widely used in automobiles,machine tools,motors,instrumentation,construction machinery,railway vehicles,agricultural machinery and various equipment industry machinery.

Packing & Delivery

1.industrial packing+industrial cartons+pallets

2.single brand box+brand cartons+pallets

3.follow customer’s requests

A.Plastic Tubes or Single Boxes ( Usually 10pcs in 1 plastic tube for steel bearings);

B.Cartons ( No more than 30kg for 1 carton );

C. Pallet ( Usually more than 400kg totally will use pallet )

D. Delivery time :7-35 days ( by sea or by air )

Generally,We will choose the most suitable packing method for products. If you have any special requirements for packing, please contact us in advance.

/* 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

Bore Size:	40 – 200 mm
Precision Rating:	P0, P6, P5, P4
Seals Type:	Open, Zz RS, Rz
Weight:	0.37kgs
Certificate:	ISO9001:2000
Package:	Single Box Packing

Samples:	US$ 0/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

ball bearing

What are the Common Signs of Wear or Damage in Ball Bearings that Indicate the Need for Replacement?

Ball bearings are subjected to wear and stress during operation, and over time, they may exhibit signs of damage or deterioration that warrant replacement. Recognizing these signs is crucial to prevent catastrophic failure and ensure safe and reliable operation. Here are the common signs of wear or damage in ball bearings:

Unusual Noise:

If you hear unusual grinding, clicking, or rumbling noises coming from the bearing during operation, it may indicate worn-out or damaged components. Unusual noise suggests that the bearing is no longer operating smoothly.

Vibration:

Excessive vibration in the machinery can be a sign of bearing wear. Vibrations can result from uneven wear, misalignment, or damaged components within the bearing.

Increased Temperature:

Higher operating temperatures than usual may indicate increased friction due to inadequate lubrication, wear, or other issues. Monitoring the bearing’s temperature can help identify potential problems.

Irregular Movement:

If you notice irregular movement, jerking, or sticking during rotation, it could be a sign that the bearing is no longer operating smoothly. This may be due to damaged rolling elements or raceways.

Reduced Performance:

If the machinery’s performance has decreased, it may be due to a compromised bearing. Reduced efficiency, increased energy consumption, or a decline in overall performance could be indicators of bearing wear.

Visible Wear or Damage:

Inspect the bearing for visible signs of wear, such as pitting, scoring, or discoloration on the rolling elements or raceways. Severe wear or damage is a clear indication that the bearing needs replacement.

Leakage or Contamination:

If there is evidence of lubricant leakage, contamination, or the presence of foreign particles around the bearing, it suggests that the seal or shield may be compromised, leading to potential damage.

Looseness or Excessive Play:

If you can feel excessive play or looseness when manually moving the bearing, it could indicate worn-out components or misalignment.

Reduced Lifespan:

If the bearing’s expected lifespan is significantly shorter than usual, it may be due to inadequate lubrication, excessive loads, or improper installation, leading to accelerated wear.

Frequent Failures:

If the bearing is consistently failing despite regular maintenance and proper use, it could indicate a chronic issue that requires addressing, such as inadequate lubrication or misalignment.

It’s important to conduct regular inspections, monitor performance, and address any signs of wear or damage promptly. Replacing worn or damaged ball bearings in a timely manner can prevent further damage to machinery, reduce downtime, and ensure safe and efficient operation.

ball bearing

Are there any Industry Standards or Certifications that Ball Bearings should Meet?

ISO Standards:

ABEC (Annular Bearing Engineering Committee) Ratings:

DIN Standards:

JIS (Japanese Industrial Standards):

ASTM (American Society for Testing and Materials) Standards:

ASTM has standards that cover various aspects of bearing testing, performance, and materials. ASTM F2215, for instance, specifies the requirements for ball bearings used in surgical implants.

CE Marking:

Industry-Specific Standards:

Quality Management Systems:

ball bearing

Can you Explain the Various Types of Ball Bearings and their Specific Use Cases?

Ball bearings come in various types, each designed to meet specific application requirements. Here’s an overview of the different types of ball bearings and their specific use cases:

Deep Groove Ball Bearings:

Deep groove ball bearings are the most common and versatile type. They have a deep raceway that allows them to handle both radial and axial loads. They are used in a wide range of applications, including electric motors, household appliances, automotive components, and industrial machinery.

Angular Contact Ball Bearings:

Angular contact ball bearings have a contact angle that enables them to handle both radial and axial loads at specific angles. They are suitable for applications where combined loads or thrust loads need to be supported, such as in machine tool spindles, pumps, and agricultural equipment.

Self-Aligning Ball Bearings:

Self-aligning ball bearings have two rows of balls and are designed to accommodate misalignment between the shaft and the housing. They are used in applications where shaft deflection or misalignment is common, such as conveyor systems, textile machinery, and paper mills.

Thrust Ball Bearings:

Thrust ball bearings are designed to support axial loads in one direction. They are commonly used in applications where axial loads need to be supported, such as in automotive transmissions, steering systems, and crane hooks.

Single-Row vs. Double-Row Bearings:

Single-row ball bearings have a single set of balls and are suitable for moderate load and speed applications. Double-row ball bearings have two sets of balls and offer higher load-carrying capacity. Double-row designs are used in applications such as machine tool spindles and printing presses.

Miniature and Instrument Ball Bearings:

Miniature ball bearings are smaller in size and are used in applications with limited space and lower load requirements. They are commonly used in small electric motors, medical devices, and precision instruments.

Max-Type and Conrad Bearings:

Max-type ball bearings have a larger number of balls to increase load-carrying capacity. Conrad bearings have fewer balls and are used in applications with moderate loads and speeds.

High-Precision Ball Bearings:

High-precision ball bearings are designed for applications where accuracy and precision are critical, such as machine tool spindles, aerospace components, and optical instruments.

High-Speed Ball Bearings:

High-speed ball bearings are engineered to minimize friction and accommodate rapid rotation. They are used in applications such as dental handpieces, turbochargers, and centrifuges.

In summary, the various types of ball bearings are tailored to different application requirements, including load type, direction, speed, and environmental conditions. Selecting the appropriate type of ball bearing ensures optimal performance and longevity in specific applications.

China Good quality Industry Electric Motor Bearing Deep Groove Ball Bearings bearing and race
editor by CX 2024-04-12

China best Japan Original High Quality R144 R1-4 R1-5 R133 R2-5 Deep Groove Ball Bearing for Micro Motor with high quality

Product Description

MODEL NO.

Model No.	Model No.	Model No.	Model No.	Model No.	Model No.
6000-2RS	6001-2RS	6002-2RS	6003-2RS	6004-2RS	6005-2RS
6006-2RS	6008-2RS	6009-2RS	6200-2RS	6202-2RS	6300-2RS
6301-2RS	6303-2RS	6304-2RS	6305-2RS	6306-2RS	6308-2RS
608-RS	6015	6015N	6017N	6018	6018N
6019Z	6571	6201RS	6202RS	6203-2RS	6204-2RS
6205-2RS	6206-2RS	6207-2RS	6208-2RS	6208-2RS	6214
6210-ZNB	6210	6212	6212N	6212-ZN	6212-ZNB
6213-ZN	6216N	6217N	6218	6300RS	6302RS
6305-2RS	6306-2RS	6307-2RS	6308-2RS	6308N	6309N
6310-2RS	6311-2RS	6311N	6311N	6312N	6312-ZNB
6313N	6314	6314N	6315N	370309Y	6012-2r

Detailed Photos

FAQ

1. who are we?
We are based in ZheJiang , China, start from 2015,sell to Mid East(40.00%),South America(20.00%),Southeast Asia(10.00%),Africa(10.00%),Domestic Market(6.00%),South Asia(5.00%),Eastern Europe(3.00%),Western Europe(2.00%),Central America(2.00%),Northern Europe(2.00%). There are total about 101-200 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
clutch release bearing,cylindrical bearing,tapered roller bearing,needle roller bearing,deep groove ball bearing

4. why should you buy from us not from other suppliers?
The factory loctaed in Bearing town LinQing.We have over 20 years OEM experience and our own Brand. Our products are virous, and quality can fit to China fomous truck like Xihu (West Lake) Dis.feng, CZPT .

5. what services can we provide?
Accepted Delivery Terms: FOB,Express Delivery;
Accepted Payment Currency:USD,CNY;
Accepted Payment Type: T/T,Credit Card,PayPal,Western Union,Cash;
Language Spoken:English,Chinese

/* 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

Aligning:	Non-Aligning Bearing
Separated:	Unseparated
Rows Number:	Single
Load Direction:	Radial Bearing
Material:	Bearing Steel
Transport Package:	Corrugated Carton + Wooden Pallet

Samples:	US$ 0.1/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

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 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 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 best Japan Original High Quality R144 R1-4 R1-5 R133 R2-5 Deep Groove Ball Bearing for Micro Motor with high quality
editor by CX 2024-04-03

China OEM 6202 Zz White Chamfer 153511 mm High Precision High Speed Low Noise Long Life Ball Bearing 6202 2z for Air Compressor, Motor bearing example

Product Description

6200 series deep groove ball bearings
other series:
product-list-1.html

Bearing NO	(mm)Boundary Dimensions			(Kn)	(Kn)	(r/min)Limit Rotational Speed		(Kg) Weight
Bearing NO	d	D	B	Dynamic Load Rating Cr	Static Load Rating Cor	Grease Lubrication	Oil Lubrication	(Kg) Weight
6200	10	30	9	5.11	2.39	24000	30000	0.032
6201	12	32	10	6.82	3.06	22000	28000	0.035
6202	15	35	11	7.64	3.72	20000	24000	0.045
6203	17	40	12	9.57	4.79	17000	20000	0.064
6204	20	47	14	12.84	6.65	15000	18000	0.103
6205	25	52	15	14.02	7.88	13000	15000	0.127
6206	30	62	16	19.46	11.31	11000	13000	0.202
6207	35	72	17	25.67	15.30	9500	11000	0.287
6208	40	80	18	29.52	18.14	8500	10000	0.367
6209	45	85	19	32.67	20.68	7500	9000	0.416
6210	50	90	20	35.07	23.18	7100	8500	0.462
6211	55	100	21	43.50	29.20	6300	7500	0.602
6212	60	110	22	52.50	36.00	5600	7100	0.789
6213	65	120	23	58.50	40.50	5300	6300	0.990
6214	70	125	24	63.70	45.00	5000	6300	1.100
6215	75	130	25	68.90	49.00	4800	5600	1.200
6216	80	140	26	72.50	53.00	4500	5300	1.400
6217	85	150	28	83.20	63.80	4300	5000	1.750
6218	90	160	30	95.80	71.50	4000	4800	2.200
6219	95	170	32	110.0	82.80	3800	4500	2.620
6220	100	180	34	122.0	92.80	3600	4300	3.200
6221	105	190	36	133.0	105.0	3400	4000	–
6222	110	200	38	144.0	117.0	2800	3400	–
6224	120	215	40	155.0	131.0	2600	3200	–

Detailed Photos

Black chamfer with rubber seal

Black chamfer with white dust cover

open UG

white chamfer with yellow dust cover

ceramic ball bearing

THE USE OF THE BEARING
Some tips on use
Rolling bearing is a precise part. Therefore it should be used carefully. No matter how high performance the bearing has, it can be obtained by improper use, the followings are the points for attention to use bearings.
(1) Keep clean the bearing and its surrounding areas
It is harmful to the bearing even by tiny dust which can not be seen by human eyes. Therefore it should always keep clean the surrounding environments in order to prevent the bearing from dust corrosion.
(2) Use bearing carefully
Scar and indentation can essily be produced out of strong impact to the bearing in use and become the cause of accidents. Therefore special caution should be given to its use.
(3) Use the appropriate operating tool
Avoid using a hammer or heavy direct tap on a bearing or sleeve, must use appropriate tools such as press or heating.
(4) Be careful to the rust corrosion of the bearings
The sweat in the hands will cause rust in operating the bearings. Therefore your hands should be cleanly washed and dried before operation. You’d better wear gloves in doing the work.
(5) Handler should familiar with bearing
(6) Establish bearing handling criteri
·Bearing storage
.Bearing and surrounding cleaning
.Dimension of mounting parts and inspection
.Machining quality
.Mounting handing
.After mounting inspection
·Disassembly handing
·Keep maintain
·Adding lubricant

Installation Instructions

Bearing mounting
Precautions for proper mounting of bearing
1) Bearing preparation
Bearing should not be unpacked until before mounting due to spray anti-corrosion oil and pack anti-corrosion paper. In addition, spray anti-corrosion oil on bearing have good lubricate function. For general purpose, just directly using bearing fill-in grease bearings, without cleaning. However, bearing for instrument or high speed rotating must be cleaned with clean filtered oil in order to remove the anti-corrosion oil. At that time, the bearings are easy to corrosion could not storage long term.
2) Inspection of shafts and housings
Cleaning shaft and housing, confirming no scratched or machine burrs, no CZPT and cutting piece in housing. Secondly comppare with drawing, the shaft and housing of dimension, form and machining quality should be inspected.
chart 1 Measure location for shaft diameter chart 2 Measure location for housing bore diameter

As chart 1 and chart 2 showing, divided several locations to be measure on shaft and housing bore diameters, It should be careful inspected perpendicular between shaft, housing fillet dimension and shoulder.
Before mounting bearing, it should be sprayed mechanical oil on fitting surface after check out the shaft and housing.

Bearing storage
Before leaving the factory, the bearing is sprayed proper rust-inhibiting oil and packed rust-inhibiting paper. The quality of bearing is guaranteed, if the packing is not broken.
For long-term storage, if the humidity less than 65% and the temperature about 20, it should storage on shelf which is higher 30cm than ground.
In addition, storage occasion should avoid sunshine and contact with cold wall.

Pictures about packaging

Company Profile

Our Advantages

1. World-Class Bearing: We provide our customers with all types of indigenous bearing with world-class quality.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.
SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to
pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.

CUSTOMIZED
The customized LOGO or drawing is acceptable for us.

MOQ
1. MOQ: 10 PCS standard bearings.
2. MOQ: 1000 PCS customized your brand bearings.

OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield.
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.

/* 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

Motor Parts:	Motor Bearing
Water Pump Parts:	Water Pump Bearing
Air Compressor Parts:	Air Compressor Bearing

Samples:	US$ 50/Piece 1 Piece(Min.Order) \| Order Sample black or white or as required

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

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

Reduction of Internal Clearance:

Increased Stiffness:

Minimized Axial Play:

Enhanced Rigidity:

Reduction in Ball Slippage:

Improved Running Accuracy:

Optimized Performance at High Speeds:

Impact on Friction and Heat Generation:

Application-Specific Considerations:

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 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:

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.

Load Capacity:

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.

China OEM 6202 Zz White Chamfer 15*35*11 mm High Precision High Speed Low Noise Long Life Ball Bearing 6202 2z for Air Compressor, Motor bearing example
editor by CX 2024-03-28

China factory Motor Parts Spherical Roller Ball Bearings bearing assembly

Product Description

Spherical Roller Bearings

Feature:
Spherical rollers are put between the spherical raceway on the outer ring and the 2 grooves on the inner ring for these bearings. Since the center of the arc raceway on the outer ring is the same as the center of the whole bearing arrangement, these bearings are self-aligned and automatcally adjust the bending of the shaft and housing and the eccentricity.
The bearings can carry radial load and axial load in double directions. The especial radial load carrying capability makes these bearings suitable for heavy load and shock load carrying.
The tappered bore with adapter sleeve or withdrawal sleeve makes the mounting and dismounting on the shaft quite convenient.

Cage:
pressed steel cages and machined cages
Applications:
rolling mill, paper-making machine, engineering facility,crusher,printing machine,vibrator,decelerator, lorry, woodworker, retarder used in other industrial usage.
Self-aligning ball bearings
Feature:
The spherical form of the raceway surface of the outer ring makes these bearings self-aligned.They can automatically adjust the misalignment caused by the bending of shaft or the housing or th eccentricity.

Applications:
These bearings are mainly used in the transmission axles of wood processing machines \textile machines\drive (driven) shafts\conveyers\ and roll shafts and so on.

Information needed for ball bearing inquiry
It will be better if customer could send us detailed drawing including below information.
1.Ball bearing model number
2. Ball bearing dimension
3. Ball bearing application
4. Required quantity
5. Other technical requirement.

With good service, unique philosophy, professional team and reliable quality, we win the worldwide customers’ confidence gradually. We directly and indirectly supply our products to more than 50 countries .

Customerized service	1. Customized product design and manufacturing
	2. Customized trHangZhou
	3.Technical suggestions
After-sales service	1. Warranty Period: 12 month usually
	2. Overseas service center available
	3. Engineers available to service overseas

Established in 2571, CZPT is a company devoted in the field of electric motors manufacturing, providing one-stop service for its customers.

NIDE has 3 main business divisions.
The first division is to provide different kinds of motor manufacturing machines, it is our Main business, including stand along machine, fully-auto complete line for armature and stator production, and the motor assembly line.
The second division is to supply the full range of motor components such as commutator, ball bearing, carbon brush, insulation paper, shaft, magnet, fan, motor cover, etc.
The third division is to provide technical support and consulting, project support and turn-key service for some motor manufacturing.

/* 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:	Customized
Aligning:	Customized
Separated:	Customized
Rows Number:	Customized
Load Direction:	Customized
Material:	Customized

ball bearing

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

Reduction of Internal Clearance:

Increased Stiffness:

Minimized Axial Play:

Enhanced Rigidity:

Reduction in Ball Slippage:

Improved Running Accuracy:

Optimized Performance at High Speeds:

Impact on Friction and Heat Generation:

Application-Specific Considerations:

ball bearing

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

Design and Geometry:

Deep Groove Ball Bearings:

Angular Contact Ball Bearings:

Load Carrying Capacity:

Deep Groove Ball Bearings:

Angular Contact Ball Bearings:

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:

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:

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.

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:

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.

Load Capacity:

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.

China factory Motor Parts Spherical Roller Ball Bearings bearing assembly
editor by CX 2024-03-05

China wholesaler High Quality Products 6202 2 RS Motor Bearing Deep Groove Ball Bearing Made in China wholesaler

Product Description

Deep groove ball bearings

Specification

item	value
Type	BALL
Structure	Deep Groove
Applicable Industries	Hotels, Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Farms, Retail, Printing Shops, Energy & Mining, Food & Beverage Shops, Advertising Company
Bore Size
Model Number	6202
Precision Rating	P0 P6
Seals Type	2RS
Number of Row	Single Row
Place of Origin	China
	HangZhou
Product name	Deep Grove Ball Bearing
Material	Chrome Steel GCR15
Cage	Steel Cage.copper Cage.nylon Cage
Application	Automotive.tractor.construction Machinery.rolling Mill
Package	Single Box
Feature	Long Life
Certificate	IS9001
Brand Name	Follow customers’ request
Clearance	C0 C3 C1 C2

Detailed Images

Product application

Deep groove balll bearings are widely used in automobiles,machine tools,motors,instrumentation,construction machinery,railway vehicles,agricultural machinery and various equipment industry machinery.

Packing & Delivery

1.industrial packing+industrial cartons+pallets

2.single brand box+brand cartons+pallets

3.follow customer’s requests

A.Plastic Tubes or Single Boxes ( Usually 10pcs in 1 plastic tube for steel bearings);

B.Cartons ( No more than 30kg for 1 carton );

C. Pallet ( Usually more than 400kg totally will use pallet )

D. Delivery time :7-35 days ( by sea or by air )

Generally,We will choose the most suitable packing method for products. If you have any special requirements for packing, please contact us in advance.

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle:	0
Aligning:	Non-Aligning Bearing
Separated:	Separated
Rows Number:	Single
Load Direction:	Radial Bearing
Material:	Chrome Steel Gcr15

Samples:	US$ 0/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

ball bearing

What are the Common Signs of Wear or Damage in Ball Bearings that Indicate the Need for Replacement?

Unusual Noise:

Vibration:

Excessive vibration in the machinery can be a sign of bearing wear. Vibrations can result from uneven wear, misalignment, or damaged components within the bearing.

Increased Temperature:

Irregular Movement:

If you notice irregular movement, jerking, or sticking during rotation, it could be a sign that the bearing is no longer operating smoothly. This may be due to damaged rolling elements or raceways.

Reduced Performance:

Visible Wear or Damage:

Leakage or Contamination:

If there is evidence of lubricant leakage, contamination, or the presence of foreign particles around the bearing, it suggests that the seal or shield may be compromised, leading to potential damage.

Looseness or Excessive Play:

If you can feel excessive play or looseness when manually moving the bearing, it could indicate worn-out components or misalignment.

Reduced Lifespan:

If the bearing’s expected lifespan is significantly shorter than usual, it may be due to inadequate lubrication, excessive loads, or improper installation, leading to accelerated wear.

Frequent Failures:

If the bearing is consistently failing despite regular maintenance and proper use, it could indicate a chronic issue that requires addressing, such as inadequate lubrication or misalignment.

ball bearing

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

Lubrication:

Material Properties:

Clearance Changes:

Corrosion and Contamination:

Thermal Stress:

Noise and Vibration:

Lubricant Degradation:

Seal Effectiveness:

Choosing Appropriate Bearings:

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:

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.

Load Capacity:

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.

China wholesaler High Quality Products 6202 2 RS Motor Bearing Deep Groove Ball Bearing Made in China wholesaler
editor by CX 2024-02-20

China OEM Generator/Reducer Instrument 1688 Motor Hydraulic Ball Bearing Long Life Steel Bearing Ball Bearing Manufacturer bearing and race

Product Description

MAIN PRODUCTS

Tapered roller bearings, cylindrical roller bearings, ball bearings, self-aligning roller bearings, base bearings, car hub bearings,

truck hub bearings and other products, We can customize the bearing according to the drawings or samples provided by the customer

Model	(d)	(D)	(T)
35712	15 mm	35 mm	11.75 mm
35713	17 mm	40 mm	13.25 mm
35714	20 mm	47 mm	15.25 mm
35715	25 mm	52 mm	16.25 mm
35716	30 mm	62 mm	17.25 mm
35717	35 mm	72 mm	18.25 mm
35718	40 mm	80 mm	19.75 mm
35719	45 mm	85 mm	20.75 mm
35710	50 mm	90 mm	21.75 mm
35711	55 mm	100 mm	22.75 mm
35712	60 mm	110 mm	23.75 mm
35713	65 mm	120 mm	24.75 mm
35714	70 mm	125 mm	26.25 mm
35715	75 mm	130 mm	27.25 mm
35716	80 mm	140 mm	28.25 mm
35717	85 mm	150 mm	30.5 mm
35718	90 mm	160 mm	32.5 mm
35719	95 mm	170 mm	34.5 mm
35710	100 mm	180 mm	37 mm
35711	105 mm	190 mm	39 mm
35712	110 mm	200 mm	41 mm
35714	120 mm	215 mm	43.5 mm
35716	130 mm	230 mm	43.75 mm
35718	140 mm	250 mm	45.75 mm
35710	150 mm	270 mm	49 mm
35712	160 mm	290 mm	52 mm
35714	170 mm	310 mm	57 mm
35716	180 mm	320 mm	57 mm
35718	190 mm	340 mm	60 mm
35710	200 mm	360 mm	64 mm
Model	(d)	(D)	(T)
30302	15 mm	42 mm	14.25 mm
30303	17 mm	47 mm	15.25 mm
30304	20 mm	52 mm	16.25 mm
30305	25 mm	62 mm	18.25 mm
30306	30 mm	72 mm	20.75 mm
30307	35 mm	80 mm	22.75 mm
30308	40 mm	90 mm	25.25 mm
30309	45 mm	100 mm	27.25 mm
3571	50 mm	110 mm	29.25 mm
3571	55 mm	120 mm	31.5 mm
3571	60 mm	130 mm	33.5 mm
3571	65 mm	140 mm	36 mm
3571	70 mm	150 mm	38 mm
3571	75 mm	160 mm	40 mm
3 0571	80 mm	170 mm	42.5 mm
3 0571	85 mm	180 mm	44.5 mm
3 0571	90 mm	190 mm	46.5 mm
3571	95 mm	200 mm	49.5 mm
30320	100 mm	215 mm	51.5 mm
30321	105 mm	225 mm	53.5 mm
30322	110 mm	240 mm	54.5 mm
30324	120 mm	260 mm	59.5 mm
30326	130 mm	280 mm	63.75 mm
30328	140 mm	300 mm	67.75 mm
30330	150 mm	320 mm	72 mm
30332	160 mm	340 mm	75 mm
Model	(d)	(D)	(T)
32004	20 mm	42 mm	15 mm
32005	25 mm	47 mm	15 mm
32006	30 mm	55 mm	17 mm
32007	35 mm	62 mm	18 mm
32008	40 mm	68 mm	19 mm
32009	45 mm	75 mm	20 mm
32571	50 mm	80 mm	20 mm
32011	55 mm	90 mm	23 mm
32012	60 mm	95 mm	23 mm
32013	65 mm	100 mm	23 mm
32014	70 mm	110 mm	25 mm
32015	75 mm	115 mm	25 mm
32016	80 mm	125 mm	29 mm
32017	85 mm	130 mm	29 mm
32018	90 mm	140 mm	32 mm
32019	95 mm	145 mm	32 mm
32571	100 mm	150 mm	32 mm
32571	105 mm	160 mm	35 mm
32571	110 mm	170 mm	38 mm
32571	120 mm	180 mm	38 mm
32026	130 mm	200 mm	45 mm
32571	140 mm	210 mm	45 mm
32030	150 mm	225 mm	48 mm
32032	160 mm	240 mm	51 mm
32034	170 mm	260 mm	57 mm
32036	180 mm	280 mm	64 mm
32038	190 mm	290 mm	64 mm
32040	200 mm	310 mm	70 mm
32044	220 mm	340 mm	76 mm
32048	240 mm	360 mm	76 mm
32052	260 mm	400 mm	87 mm
32056	280 mm	420 mm	87 mm
Model	(d)	(D)	(T)
32203	17 mm	40 mm	17.25 mm
32204	20 mm	47 mm	19.25 mm
32205	25 mm	52 mm	19.25 mm
32206	30 mm	62 mm	21.25 mm
32207	35 mm	72 mm	24.25 mm
32208	40 mm	80 mm	24.75 mm
32209	45 mm	85 mm	24.75 mm
32210	50 mm	90 mm	24.75 mm
32211	55 mm	100 mm	26.75 mm
32212	60 mm	110 mm	29.75 mm
32213	65 mm	120 mm	32.75 mm
32214	70 mm	125 mm	33.25 mm
32215	75 mm	130 mm	33.25 mm
32216	80 mm	140 mm	35.25 mm
32217	85 mm	150 mm	38.5 mm
32218	90 mm	160 mm	42.5 mm
32219	95 mm	170 mm	45.5 mm
32220	100 mm	180 mm	49 mm
32221	105 mm	190 mm	53 mm
32222	110 mm	200 mm	56 mm
32224	120 mm	215 mm	61.5 mm
32226	130 mm	230 mm	67.75 mm
32228	140 mm	250 mm	71.75 mm
32230	150 mm	270 mm	77 mm
32232	160 mm	290 mm	84 mm
32234	170 mm	310 mm	91mm
32236	180 mm	320 mm	91 mm
32238	190 mm	340 mm	97 mm
32240	200 mm	360 mm	104 mm
32244	220 mm	400 mm	114 mm
32248	240 mm	440 mm	127 mm
Model	(d)	(D)	(T)
32303	17 mm	47 mm	20.25 mm
32304	20 mm	52 mm	22.25 mm
32305	25 mm	62 mm	25.25 mm
32306	30 mm	72 mm	28.75 mm
32307	35 mm	80 mm	32.75 mm
32308	40 mm	90 mm	35.25 mm
32309	45 mm	100 mm	38.25 mm
32310	50 mm	110 mm	42.25 mm
32311	55 mm	120 mm	45.5 mm
32312	60 mm	130 mm	48.5 mm
32313	65 mm	140 mm	51 mm
32314	70 mm	150 mm	54 mm
32315	75 mm	160 mm	58 mm
32316	80 mm	170 mm	61.5 mm
32317	85 mm	180 mm	63.5 mm
32318	90 mm	190 mm	67.5 mm
32319	95 mm	200 mm	71.5 mm
32320	100 mm	215 mm	77.5 mm
32321	105 mm	225 mm	81.5 mm
32322	110 mm	240 mm	84 mm
32324	120 mm	260 mm	90.5 mm
32326	130 mm	280 mm	98.75 mm
32328	140 mm	300 mm	107.75 mm
32330	150 mm	320 mm	114 mm
32332	160 mm	340 mm	121 mm
32334	170 mm	360 mm	128 mm

Model	(d)	(D)	(T)
31305	25 mm	62 mm	18.25 mm
31306	30 mm	72 mm	20.75 mm
31307	35 mm	80 mm	22.75 mm
31308	40 mm	90 mm	25.25 mm
31309	45 mm	100 mm	27.25 mm
31310	50 mm	110 mm	29.25 mm
31311	55 mm	120 mm	31.5 mm
31312	60 mm	130 mm	33.5 mm
31313	65 mm	140 mm	36 mm
31314	70 mm	150 mm	38 mm
31315	75 mm	160 mm	40 mm
31316	80 mm	170 mm	42.5 mm
31317	85 mm	180 mm	44.5 mm
31318	90 mm	190 mm	46.5 mm
31319	95 mm	200 mm	49.5 mm
31320	100 mm	215 mm	56.5 mm
31321	105 mm	225 mm	58 mm
31322	110 mm	240 mm	63 mm
31324	120 mm	260 mm	68 mm
31326	130 mm	280 mm	72 mm
31328	140 mm	300 mm	77 mm
31330	150 mm	320 mm	82 mm

FIELDS OF APPLICATION

Grain machinery, textile machinery, washing machinery, engineering machinery, industrial deceleration machinery, woodworking

machinery,papermaking machinery, mining machinery, coal mining machinery, lifting machinery, construction machinery,

large transportation equipment,chemical machinery, petroleum machinery, metallurgical industry, large steel mills, cement plants,

energy industry, automobiles, trucks, etc.

Packaging & Shipping

Plastic bag + single box + carton + tray;

Industrial packaging + carton + pallet;

We also can According to your requirements to change.

Company Profile

HangZhou CZPT Trading Co., Ltd. is a bearing manufacturer, integrating research, development and sale of bearings , Equipped with modern production equipment and advanced detection instruments

our company specially produces Bearings including Deep groove ball bearings, self-aligning roller bearing, tapered roller bearing, thrust ball bearings, and hub bearings.we bearings are widely used in complete products in metallurgical, mining, petroleum, chemical, coal, cement, Paper making, wind power, heavy machinery, engineering machinery and port machinery industries.

With precision of grade P0, grade P6 P5 P4, we bearings are widely used in complete products in metallurgical,mining, petroleum, chemical, coal, cement, papermaking, wind power, heavy machinery, engineering machinery and port machinery industries. With self-run import & export rights, it sells its products not only across China,but also in tens of other countries and areas such as the United States, Canada, Italy, Russia, German and South Africa, etc.

We would like to serve the customers around the world with our trustworthy products, reasonable price and attentive service. The leading products of the company cover 3 main categories which include more than 3,000 types of bearing products.

FAQ

1.What is your Before-sales Service?
Offer to bear related consultation about technology and application;
Help customers with bearing choice, clearance configuration, products’ life and reliability analysis;
Offer highly cost-effective and complete solution program according to site conditions;
Offer localized program on introduced equipment to save running cost

2.What is your latest delivery time?
If the goods are in stock, usually 5-10 days. Or if the goods are not in stock, it is 15-20 days, which is based
on the quantity.

3.Does your company have quality assurance?
Yes, for 2 years.

4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.

5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required
by customers for customs clearance or sales. 100% after-sales service.

6.Which payment method does your company support?
30% deposit,balance payment before delivery.

7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number,
account or account, we will contact you as soon as possible.

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle:	15°
Aligning:	Non-Aligning Bearing
Separated:	Separated
Rows Number:	Single
Load Direction:	Thrust Bearing
Material:	Bearing Steel

Samples:	US$ 0/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

ball bearing

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

Automotive Industry:

Aerospace Industry:

Industrial Machinery:

Medical Equipment:

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:

Marine and Shipbuilding:

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.

ball bearing

Are there any Industry Standards or Certifications that Ball Bearings should Meet?

ISO Standards:

ABEC (Annular Bearing Engineering Committee) Ratings:

DIN Standards:

JIS (Japanese Industrial Standards):

ASTM (American Society for Testing and Materials) Standards:

ASTM has standards that cover various aspects of bearing testing, performance, and materials. ASTM F2215, for instance, specifies the requirements for ball bearings used in surgical implants.

CE Marking:

Industry-Specific Standards:

Quality Management Systems:

ball bearing

What Factors should be Considered when Selecting a Ball Bearing for a Particular Application?

Selecting the right ball bearing for a specific application involves careful consideration of various factors to ensure optimal performance, longevity, and reliability. Here are the key factors that should be taken into account:

Load Type and Magnitude:

Determine the type of load (radial, axial, or combined) and the magnitude of the load that the bearing will need to support. Choose a bearing with the appropriate load-carrying capacity to ensure reliable operation.

Speed and Operating Conditions:

Consider the rotational speed of the application and the operating conditions, such as temperature, humidity, and exposure to contaminants. Different bearing types and materials are suited for varying speeds and environments.

Accuracy and Precision:

For applications requiring high accuracy and precision, such as machine tool spindles or optical instruments, choose high-precision bearings that can maintain tight tolerances and minimize runout.

Space Limitations:

If the application has limited space, choose miniature or compact ball bearings that can fit within the available dimensions without compromising performance.

Thrust and Radial Loads:

Determine whether the application requires predominantly thrust or radial load support. Choose the appropriate type of ball bearing (thrust, radial, or angular contact) based on the primary load direction.

Alignment and Misalignment:

If the application experiences misalignment between the shaft and housing, consider self-aligning ball bearings that can accommodate angular misalignment.

Mounting and Installation:

Consider the ease of mounting and dismounting the bearing. Some applications may benefit from features like flanges or snap rings for secure installation.

Lubrication and Maintenance:

Choose a bearing with appropriate lubrication options based on the application’s speed and temperature range. Consider whether seals or shields are necessary to protect the bearing from contaminants.

Environmental Conditions:

Factor in the operating environment, including exposure to corrosive substances, chemicals, water, or dust. Choose materials and coatings that can withstand the specific environmental challenges.

Bearing Material:

Select a bearing material that suits the application’s requirements. Common materials include stainless steel for corrosion resistance and high-carbon chrome steel for general applications.

Bearing Arrangement:

Consider whether a single-row, double-row, or multiple bearings in a specific arrangement are needed to accommodate the loads and moments present in the application.

By carefully evaluating these factors, engineers and designers can choose the most suitable ball bearing that aligns with the specific demands of the application, ensuring optimal performance, durability, and overall operational efficiency.

China OEM Generator/Reducer Instrument 1688 Motor Hydraulic Ball Bearing Long Life Steel Bearing Ball Bearing Manufacturer bearing and race
editor by CX 2024-02-11