Tag Archives: bearing groove

China Professional Auto Bearing,Wheel Bearing,Deep Groove Ball Bearing,N208,2208,Nu208,32208,Nj208,42208,NF208,12208,Ncl208,102208,Nup208,192208,Rn208,502208,Rnu208,292208, bearing engineering

Product Description

Cylindrical roller bearings are available in a wide range of designs, series, variants and sizes. The main design differences are the number of roller rows and the inner/outer ring flanges as well as cage designs and materials.

The bearings can meet the challenges of applications faced with heavy radial loads and high speeds. Accommodating axial displacement (except for bearings with flanges on both the inner and outer rings), they offer high stiffness, low friction and long service life.

Cylindrical roller bearings are also available in sealed or split designs. In sealed bearings, the rollers are protected from contaminants, water and dust, while providing lubricant retention and contaminant exclusion. This provides lower friction and longer service life. Split bearings are intended primarily for bearing arrangements which are difficult to access, such as crank shafts, where they simplify maintenance and replacements.

Features and benefits

High load carrying capacity
High stiffness
Accommodate axial displacement
Except for bearings with flanges on both the inner and outer rings.
Low friction
The open flange design,
Together with the roller end design and surface finish, promote lubricant film formation resulting in lower friction and higher axial load carrying capability.
Long service life
The logarithmic roller profile reduces edge stresses at the roller/raceway contact and sensitivity to misalignment and shaft deflection.
Enhanced operational reliability
The surface finish on the contact surfaces of the rollers and raceways supports the formation of a hydrodynamic lubricant film.
Separable and interchangeable
The separable components of cylindrical roller bearings are interchangeable. This facilitates mounting and dismounting, as well as maintenance inspections.

Applications

Cylindrical roller bearings have characteristics that make them suitable for use in many types of industrial applications and essential for some. They can be used in both locating and non-locating bearing positions in bearing arrangements in for example:

Stationary gearboxes
Automotive gearboxes
Electric motors
Vibration motors
Wind turbines
Off-highway equipment
Pumps and compressors
Material handling equipment
Textile machinery
Rail vehicles
Rolling mills

Types NU, N, NNU, and NN are suitable as free-end bearings.
Types NJ and NF can sustain limited axial loads in 1 direction.
Types NH and NUP can be used as fixed-end bearings.
NH-type cylindrical roller bearings consist of the NJ-type cylindrical roller bearings and HJ-type L-shaped thrust collars.
The inner ring loose rib of an NUP-type cylindrical roller bearing should be mounted so that the marked side is on the outside.

Parameters of Bearing
Model	d	D	B	Cr	Cor	Limiting Speed (r/min)		Mass
Model	(mm)	(mm)	(mm)	(kN)	(kN)	Grease	Oil	(kg)
NU202	15	35	11	7.98	5.5	15000	19000	–
NU203	17	40	12	9.12	7	14000	18000	–
NU303	17	47	14	12.8	10.8	13000	17000	0.147
NU1004	20	42	12	10.5	9.2	13000	17000	0.09
NU204E	20	47	14	25.8	24	12000	16000	0.117
NU2204E	20	47	18	30.8	30	12000	16000	0.149
NU3O4E	20	52	15	29	25.5	11000	15000	0.155
NU2304E	20	52	21	39.2	37.5	10000	14000	0.216
NU1005	25	47	12	11	10.2	11000	15000	0.1
NU205E	25	52	15	27.5	26.8	11000	14000	0.14
NU2205E	25	52	18	32.8	33.8	11000	14000	0.168
NU305E	25	62	17	38.5	35.8	9000	12000	0.251
NU2305E	25	62	24	53.2	54.5	9000	12000	0.355
NU1006	30	55	13	13	12.8	9500	12000	0.12
NU206E	30	62	16	36	35.5	8500	11000	0.214
NU2206E	30	62	20	45.5	48	8500	11000	0.268
NU306E	30	72	19	49.2	48.2	8000	10000	0.377
NU2306E	30	72	27	70	75.5	8000	10000	0.538
NU406	30	90	23	57.2	53	7000	9000	0.73
NU1007	35	62	14	19.5	18.8	8500	11000	0.16
NU207E	35	72	17	46.5	48	7500	9500	0.311
NU2207E	35	72	23	57.5	63	7500	9500	0.414
NU307E	35	80	21	62	63.2	7000	9000	0.501
NU2307E	35	80	31	87.5	98.2	7000	9000	0.738
NU407	35	100	25	70.8	68.2	6000	7500	0.94
NU1008	40	68	15	21.2	22	7500	9500	0.22
NU208E	40	80	18	51.5	53	7000	9000	0.394
NU2208E	40	80	23	67.5	75.2	7000	9000	0.507
NU308E	40	90	23	76.8	77.8	6300	8000	0.68
NU2308E	40	90	33	105	118	6300	8000	0.974
NU408	40	110	27	90.5	89.8	5600	7000	1.25
NU1009	45	75	16	23.2	23.8	6500	8500	0.26
NU209E	45	85	19	58.5	63.8	6300	8000	0.45
NU2209E	45	85	23	71	82	6300	8000	0.55
NU309E	45	100	25	93	98	5600	7000	0.93
NU2309E	45	100	36	130	152	5600	7000	1.34
NU400	45	120	29	102	100	5000	6300	1.8
NU1571	50	80	16	25	27.5	6300	8000	–
NU210E	50	90	20	61.2	69.2	6000	7500	0.505
NU2210E	50	90	23	74.2	88.8	6000	7500	0.59
NU310E	50	110	27	105	112	5300	6700	1.2
NU2310E	50	110	40	155	185	5300	6700	1.79
NU410	50	130	31	120	120	4800	6000	2.3
NU1011	55	90	18	35.8	40	5600	7000	0.45
NU211E	55	100	21	80.2	95.5	5300	6700	0.68
NU2211E	55	100	25	94.8	118	5300	6700	0.81
NU311E	55	120	29	128	138	4800	6000	1.53
NU2311E	55	120	43	190	228	4800	6000	2.28
NU411	55	140	33	128	132	4300	5300	2.8
NU1012	60	95	18	38.5	45	5300	6700	0.48
NU212E	60	110	22	89.8	102	5000	6300	0.86
NU2212E	60	110	28	122	152	5000	6300	1.12
NU312E	60	130	31	142	155	4500	5600	1.87
NU2312E	60	130	46	212	260	4500	5600	2.81
NU412	60	150	35	155	162	4000	5000	3.4

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

Rolling Body:	Roller Bearings
The Number of Rows:	Single
Outer Dimension:	Small (28-55mm)

Samples:	US$ 1/Set 1 Set(Min.Order) \| Order Sample

Customization:	Available \| Customized Request

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Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

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

ball bearing

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

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

Material Composition:

Ceramic Ball Bearings:

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

Traditional Steel Ball Bearings:

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

Friction and Heat:

Ceramic Ball Bearings:

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

Traditional Steel Ball Bearings:

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

Weight:

Ceramic Ball Bearings:

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

Traditional Steel Ball Bearings:

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

Corrosion Resistance:

Ceramic Ball Bearings:

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

Traditional Steel Ball Bearings:

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

Speed and Precision:

Ceramic Ball Bearings:

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

Traditional Steel Ball Bearings:

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

Cost:

Ceramic Ball Bearings:

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

Traditional Steel Ball Bearings:

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

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

ball bearing

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 Professional Auto Bearing,Wheel Bearing,Deep Groove Ball Bearing,N208,2208,Nu208,32208,Nj208,42208,NF208,12208,Ncl208,102208,Nup208,192208,Rn208,502208,Rnu208,292208, bearing engineering
editor by CX 2024-04-15

China best Deep Groove Ball Bearing 6200 6201 6202 6203 6204 6205 bearing and race

Product Description

Detailed Photos

Bushing—customized size acceptable
Flange bearing—-many items acceptable
Ball bearing—–high quality of P6, P5, noise level Z2 Z3 Z4,quickly delivery

HangZhou Xihu (West Lake) Dis.sheng bearing Co.,ltd was formally established in 2013, located in Xihu (West Lake) Dis. District, HangZhou City, specializing in the research, development and production of various micro bearings.

The company has modern production equipment and advanced bearing manufacturing technology, in quality with a scientific attitude to achieve excellence. The main products are refer to metric and English deep groove ball bearings, stainless steel bearings, flange series bearings, plane thrust ball bearings, precision thin-wall, low-noise bearings, non-standard bearings and pulley series with inner diameter of 1-15mm and outer diameter of less than 25mm. Our products have passed the EU environmental protection certification and have ROHS test reports. They are exported to HongKong, Europe, America, South Korea, Japan and other places. The products are widely used in household appliances, Instruments, micro motors, medical devices, textile machinery, electric tools, high-end toys, fishing gear, model aircraft and so on. With the rapid development of market economy, more and more developed of internet, the product price is gradually transparent, the market competition is more and more big, our factory has focus on product quality, with high quality to win a place in the market. And our factory production Supervisor has engaged in the bearing industry for more than 15 years,he has skilled technology in bearing production process, and knows for product quality: “there is no best, but better”. Our factory always organize technical backbone to other units to visit and learn, hope to give customers a more satisfactory answer.

Our company focus on high quality and best service to our clients, high quality products will give our clients more help on business. Welcome friends from all over the world visit and contact with us for cooperation and developing together.

We have excellent equipment, advanced technology, high-precision tester, which greatly improve the processing accuracy, effectively ensure the quality of products, but also shorten the production cycle of products, and through technological innovation, constantly improve product quality, win the trust of customers.

Xihu (West Lake) Dis.sheng bearing is widely used in automobile, motorcycle, water pump, electric tool, air compressor, reducer, industrial motor, generator, textile machinery, agricultural machinery, transmission equipment, machine tool and so on.

Xihu (West Lake) Dis.sheng bearing is also widely used in home appliances and office equipment, such as air conditioner, washing machine, vacuum cleaner, massager, sewing machine, range hood, microwave oven, copier and so on.

Company Profile

/* 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:	0
Aligning:	0
Separated:	Unseparated

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

Customization:	Available \| Customized Request

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Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

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

ball bearing

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

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

Reduction of Internal Clearance:

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

Increased Stiffness:

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

Minimized Axial Play:

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

Enhanced Rigidity:

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

Reduction in Ball Slippage:

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

Improved Running Accuracy:

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

Optimized Performance at High Speeds:

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

Impact on Friction and Heat Generation:

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

Application-Specific Considerations:

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

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

ball bearing

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

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

Contaminant Exclusion:

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

Lubrication Retention:

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

Corrosion Prevention:

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

Extended Bearing Life:

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

Enhanced Performance in Harsh Environments:

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

Noise and Vibration Reduction:

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

Customized Protection:

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

Trade-Offs:

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

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

ball bearing

What 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 Deep Groove Ball Bearing 6200 6201 6202 6203 6204 6205 bearing and race
editor by CX 2024-04-13

China Hot selling Angular Contact Ball Bearing 7200AC 7201AC 7202AC 7203AC 7204AC 7205AC 7206AC 7207AC 7208AC 7209AC 7210AC 7211AC 7212AC 7213AC 7214AC 7215AC 7216AC 7217AC 7218c deep groove ball bearing

Product Description

Angular Contact Ball Bearing
Angular Contact Ball Bearings can bear radial load and axial load at the same time. Can work at higher speeds. The larger the contact angle, the higher the axial load carrying capacity. The contact angle is the angle between the line connecting the contact points of the ball and the raceway in the radial plane and a line perpendicular to the bearing axis. High-precision and high-speed bearings usually take a contact angle of 15 degrees. Under the action of axial force, the contact angle will increase.
Single row angular contact ball bearings: machine tool spindles, high-frequency motors, gas turbines, centrifugal separators, front wheels of small cars, differential pinion shafts, booster pumps, drilling platforms, food machinery, dividing heads, repair welding machines, low-noise cooling towers, electromechanical equipment, coating equipment, machine tool groove plates, arc welding machines
Double row angular contact ball bearings: oil pumps, Roots blowers, air compressors, various transmissions, fuel injection pumps, printing machinery, planetary reducers, extraction equipment, cycloidal reducers, food packaging machinery, electric welding machines, electric soldering irons, square boxes, gravity spray guns, wire stripping machines, axle shafts, inspection and analysis equipment, fine chemical machinery

Company Profile
Haisai bearing is a regular model industrial manufacturing enterprise integrating bearing product research and development, design, manufacturing, import and export trade. The company was founded in 1998, covers an area of more than 90,000 square meters, plant area of more than 20,000 square meters, more than 200 employees, more than 20 technical engineers, has passed the international/SO9001:2008,1SO/TS16949:2009 and other quality management system certification. In addition, we have 2 factories (located in ZheJiang and HangZhou respectively) and a trading company. We have completed the high-speed forging of bearing steel dock, automatic high-precision grinding, cryoquenching, unitized automatic constant temperature grinding, intelligent assembly and so on, complete profession production. The product size from 30mm-750mm covers single and double row tapered roller bearing, British garden taper roller bearing, deep groove ball bearing, stainless steel shaft reducer special bearings, agricultural equipment bearings, a total of more than 2500 specifications of products.
We have a professional team of excellent quality, the technical center is equipped with all kinds of testing machines, high-precision testing instruments,material analysis instruments and more than 60 sets, for users to design develop, trial-produce all kinds of special purpose bearings, and do our best to provide high-end customers around the world with the best solutions and good after-sales service!
We has many years of experience in the industrial field of bearing supporting and industrial service, the products are exported to the United States, Germany, Italy, France, the Czech Republic, Russia and other European and American countries and supporting enterprises. We both at home and abroad enjoy a good business reputation!
We promise to be responsible for every set of bearings and industrial products sold! Make every customer satisfied, is our constant pursuit!

Angular Contact Bearing

7000AC	7200AC	7303AC	7406AC	3304-2RS/ZZ
7001AC	7201AC	7304AC	7407ACP6	3305-2RS/ZZ
7002AC	7202AC	7305AC	7408AC	3306-2RS/ZZ
7003AC	7203AC	7306AC	7409AC	3307-2RS/ZZ
7004AC	7204AC	7307AC	7410AC	3308-2RS/ZZ
7005AC	7205AC	7308AC	7412ACM	3309-2RS/ZZ
7006AC	7206AC	7309AC	7412BM	3310-2RS/ZZ
7007AC	7207AC	7310AC	7414ACM	3311-2RS/ZZ
7008AC	7208AC	7311AC	7414BM	3312-2RS/ZZ
7009AC	7209AC	7312AC	7416ACM	3313-2RS/ZZ
7571AC	7210C	7313AC	7416BM	3314-2RS/ZZ
7011AC	7210AC	7314AC	7418ACM	3315-2RS/ZZ
7012AC	7211AC	7315AC	7418BM	3316-2RS/ZZ
7013AC	7212AC	7315BM		3317-2RS/ZZ
7014AC	7213AC	7317AC	3204-2RS/ZZ	3318-2RS/ZZ
7015AC	7214AC	7317BM	3205-2RS/ZZ	3319-2RS/ZZ
7016AC	7216AC	7318AC	3206-2RS/ZZ	3320-2RS/ZZ
7017AC	7217AC	7318BTN	3207-2RS/ZZ
7018AC	7218AC	7319AC	3208-2RS/ZZ	QJ210
7571AC	7219AC	7319BM	3209-2RS/ZZ	QJ211
7571AC	7220AC	7320AC	3210-2RS/ZZ	QJ212
7571AC	7221AC	7320BM	3211-2RS/ZZ	QJ213
7026AC	7222AC	7322AC	3212-2RS/ZZ	QJ214
7571AC	7224AC	7322BM	3213-2RS/ZZ	QJ215
7030AC	7228AC	7324ACM	3214-2RS/ZZ	QJ216
7032AC	7232AC	7324BM	3215-2RS/ZZ	QJ217
7034AC	7236AC	7326ACM	3216-2RS/ZZ	QJ218
7036AC	7240AC	7328ACM	3217-2RS/ZZ	QJ219
7038AC	7244AC	7328BM	3218-2RS/ZZ	QJ220
		7330ACM	3219-2RS/ZZ	QJ222
		7332ACM	3220-2RS/ZZ	QJ224
		7334ACM		QJ226
		7336ACM		QJ228
		7338ACM		QJ230
		7340ACM		QJ232

Certificate Authentication:

transport:

We support shipping by sea, by land, by air and by express.
It can be shipped according to the needs of customers, and it is shipped by sea by default.

FAQ:
Q:What’s your after-sales service and warranty?
A: We promise to bear the following responsibilities when defective products were found:
1. Replacements would be sent with goods of your next order;
2. Refund for defective products if customers require.

Q:Do you accept ODM&OEM orders?
A: Yes, we provide ODM&OEM services to worldwide customers, we also customize OEM box and packing as your requirements.

Q:What’s the MOQ?
A: MOQ is 10pcs for standardized products; for customized products, MOQ should be negotiated in advance. There is no MOQ for sample orders.

Q:How long is the lead time?
A: The lead time for sample orders is 3-5 days, for bulk orders is 5-15 days.

Q:Do you offer free samples?
A: Yes we offer free samples to distributors and wholesalers, however customers should bear freight. We DO NOT offer free samples to end users.

Q:How to place order?
A: 1. Email us the model, brand and quantity,shipping way of bearings and we will quote our best price for you;
2. Proforma Invoice made and sent to you as the price agreed by both parts;
3. Deposit Payment after confirming the PI and we arrange production;
4. Balance paid before shipment or after copy of Bill of Loading.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle:	25°
Aligning:	Non-Aligning Bearing
Separated:	Unseparated
Rows Number:	Single
Load Direction:	Radial Bearing
Material:	Stainless Steel

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

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 Angular Contact Ball Bearing 7200AC 7201AC 7202AC 7203AC 7204AC 7205AC 7206AC 7207AC 7208AC 7209AC 7210AC 7211AC 7212AC 7213AC 7214AC 7215AC 7216AC 7217AC 7218c deep groove ball bearing
editor by CX 2024-04-12

China OEM Stainless Steel Bearing Deep Groove Ball Bearing Zz 2RS Steel Deep Groove Ball Bearings for Industry bearing driver kit

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

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

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

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

Reduction of Friction:

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

Radial and Axial Load Support:

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

Smooth Rotational Movement:

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

Applications in Machinery:

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

Automotive Industry:

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

Industrial Machinery:

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

High-Speed Applications:

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

Precision Instruments:

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

Variety of Sizes and Types:

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

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

China OEM Stainless Steel Bearing Deep Groove Ball Bearing Zz 2RS Steel Deep Groove Ball Bearings for Industry bearing driver kit
editor by CX 2024-04-12

China Best Sales Durable Deep Groove Ball Bearing for Medical Equipment carrier bearing

Product Description

Products Description

PRODUCT NAME	DEEP GROOVE BALL BEARING
Applicable Industries	Manufacturing Plant,Machinery Repair Shops, Retail,Construction works,Energy &Mining,Other
Bore Size	3-50 mm
Precisjon Rating	P2 p0 P5
Number of Row	Single row
FEATURES	HIGH SPEED
	LONG LIFE
	LOW NOISE
APPLICATION	HIGH SPEED MACHINE
PACKAGE	ORIGINAL PACKAGE
SERVICE	OEM SERVICE
DELIVERY TIME	WITHIN 2-3DAYS
Noise Rating	Z1 Z2 Z3 Z4

Bearing Type	Dimensions			Weight(KG)
Bearing Type	d	D	B
Model	mm	mm	mm
6900	10	22	6	0.009
6901	12	24	6	0.011
6902	15	28	7	0.016
6903	17	30	7	0.018
6904	20	37	9	0.036
6905	25	42	9	0.042
6906	30	47	9	0.148
6907	35	55	10	0.074
6908	40	62	12	0.11
6909	45	68	12	0.128
6910	50	72	12	0.132
6911	55	80	13
6912	60	85	13
6913	65	90	13
6914	70	100	16
6915	75	105	16
6916	80	110	16

Product Types

Application

Why Choose Us

Material

We usually use bearing steel (GCr15), but many manufacturers only use softer carbon steel materials, so our bearings have higher hardness and longer service life.

Heat treatment
We have our own heat treatment plant and do not need to be outsourced. We use a slower speed and more stable temperature to effectively control the steel and increase the toughness and life of the steel.

Other small-scale bearing companies usually need to outsource. Many outsourcing factories only strengthen the hardness of the bearing surface due to cost factors, but the hardness inside is not enough, which is the reason why many bad bearings are easy to crack.

Precision
Our bearings can be controlled at a height accuracy of 0~-0.004mm, fast speed and smoothness.

Multiple grinding process
We grind the bearing many times, but others may grind it only once, so the chamfer of our bearing is very smooth.

In conclusion
We use high-quality materials and multiple grinding processes, so our bearings have the characteristics of high speed, low noise, high precision and long life.

Company Profile

ZheJiang Yinshou Environmental Protection Equipment Co., Ltd. is a medium-sized environmental protection machinery and equipment company, located in HangZhou, the capital city of ZheJiang Province, with developed heavy industry, convenient transportation, near the remote wall International airport, and HangZhou such a port city only 2 hours’ drive, the company was founded in 2018, the International Trade Department was established in 2571, the introduction of technical personnel and equipment, expand the production line, To build a factory and warehouse, set up a logistics service team and an international after-sales service team, and truly realize a modern factory integrating research and development, production, testing, warehousing and sales. The factory covers an area of 3,000 square meters, with 53 sales team, 3 technical teams, 2 international after-sales teams, 5 production lines, total assets of nearly 100 million yuan, and annual production equipment up to 100,000.

Certifications

FAQ

Q : Why choose us ?
A: a. With experiences over 10 years.
b. Strict inspection and high quality with reasonable price.
c. OEM service provided.
d. Delivery time is short.

Q: What kinds of bearing you supply?
A: main products are ball bearing, plastic bearing, ceramic bearing, needle bearings and
industrial tools, etc, as per customers’ drawings or samples.

Q: When inspecting bearings, what should we need to consider?
A: The precision of the bearings (dimension tolerance, loading rate), internal
clearance and hardness under heat treatment, structure of cage and material.

Q:Your product certifications?
A: ISO 9001:2008, RoHS,CE.

Q: Can I have a sample order?
A: Yes, it is available to check quality first. Mixed samples are also acceptable.

Q: What about the lead time?
A: 3-7 days for samples, 3-4 weeks for mass production.

Q:What is your payment method?
A: We accept T/T, PAYPAL or Western Union, credit card or via ALIBABA Assurance order.

/* 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

Oil Seal:	Rubber
Material:	Bearing Steel
D:	3-60
B:	3-16
Od:	3-75
Rating:	P0 P2 P6

Samples:	US$ 0.15/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

ball bearing

What are the Challenges Associated with Noise Reduction in Ball Bearings?

Noise reduction in ball bearings is a crucial consideration, especially in applications where noise levels must be minimized for operational efficiency and user comfort. While ball bearings are designed to operate smoothly, there are several challenges associated with reducing noise in their operation:

Vibration:

Vibration generated by the movement of rolling elements and raceways can lead to noise. Even minor irregularities in bearing components or the mounting system can cause vibration that translates into audible noise.

Bearing Type and Design:

The type and design of the ball bearing can impact noise generation. For example, deep groove ball bearings are known for their quiet operation, while angular contact bearings can generate more noise due to their higher contact angles.

Lubrication:

Improper or inadequate lubrication can result in increased friction and wear, leading to noise. Choosing the right lubricant and maintaining proper lubrication levels are essential for reducing noise in ball bearings.

Bearing Clearance and Preload:

Incorrect clearance or preload settings can lead to noise issues. Excessive clearance or inadequate preload can cause the rolling elements to impact the raceways, resulting in noise during rotation.

Material and Manufacturing Quality:

The quality of materials and manufacturing processes can affect noise levels. Inconsistent or low-quality materials, improper heat treatment, or manufacturing defects can lead to noise generation during operation.

Surface Finish:

The surface finish of the rolling elements and raceways can impact noise. Rough surfaces can generate more noise due to increased friction and potential irregularities.

Sealing and Shielding:

Seals and shields that protect bearings can influence noise levels. While they are necessary for contamination prevention, they can also cause additional friction and generate noise.

Operating Conditions:

External factors such as temperature, speed, and load can influence noise levels. High speeds or heavy loads can amplify noise due to increased stress on the bearing components.

Wear and Deterioration:

As ball bearings wear over time, noise levels can increase. Worn components or inadequate lubrication can lead to more significant noise issues as the bearing operates.

To address these challenges and reduce noise in ball bearings, manufacturers and engineers employ various techniques, such as optimizing design, selecting suitable bearing types, using proper lubrication, maintaining accurate preload settings, and ensuring high-quality materials and manufacturing processes. Noise reduction efforts are essential to improve overall product quality, meet noise regulations, and enhance user experience in various applications.

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 Best Sales Durable Deep Groove Ball Bearing for Medical Equipment carrier bearing
editor by CX 2024-04-10

China manufacturer Carbon Steel 608zz 608RS 608 2RS Zz Miniature Deep Groove Ball Bearing Skateboard Skates Roller 608 Ball Bearing 8227mm with Good quality

Product Description

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.

Product Parameters

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

OUR PRODUCTS

SCOPE OF APPLICATION

Packaging & Shipping

FAQ

Q1,What kind of factory are we?

A:We are based in ZheJiang , China, selling to Southeast Asia,North America, Africa, Oceania, South America,
South Asia, and Europe.

Q2,what can you buy from us?

A:Electric Motorcycle, Electric Tricycle, Electric Balance, Electric Scooter, and Their Parts.

Q3,How can we guarantee quality?

A:We always have a pre-production sample before mass production. We always conduct a final inspection before shipment. We have
departments responsible for after-sales service.

Q4,What’s our MOQ?

A:We have no minimum order quantity (MOQ) for new customers We accept small orders to support your trial order, new designs, and
marketing development.

Q5,Why did you choose us?

A:We have been engaged early in the development, production, sales, and service of electric vehicles in China. We welcome
customers, business associations, and friends from all over the world to contact us for cooperation and mutual benefit.

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

Material Option 2:	Stainless Steel
Lubrication:	Grease or Oil
Aligning:	Non-Aligning Bearing
Separated:	Unseparated
Model No.:	608zz 6203 6202 2RS 6207 6005 6201 6206 6309
Load Direction:	Radial Bearing

ball bearing

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

Regular Lubrication:

Clean Environment:

Proper Installation:

Regular Inspections:

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:

ball bearing

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

Contaminant Exclusion:

Lubrication Retention:

Corrosion Prevention:

Extended Bearing Life:

Enhanced Performance in Harsh Environments:

Noise and Vibration Reduction:

Customized Protection:

Trade-Offs:

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 manufacturer Carbon Steel 608zz 608RS 608 2RS Zz Miniature Deep Groove Ball Bearing Skateboard Skates Roller 608 Ball Bearing 8*22*7mm with Good quality
editor by CX 2024-04-10

China Professional Best Price High Quality 6201 6201zz 62012RS 1201 Mini Chrome Steel Material Deep Groove Ball Bearing bearing driver kit

Product Description

Product Description:

Product details:

Deep groove ball bearing

High quality

High precision

High speed

Durable

Competitive price

Super popular

Long life

Low noise

Specification:

6200 series
6200	10	30	9	0.6	5.1	2.38	25000	30000	0.032
6201	12	32	10	0.6	6.82	3.05	22000	26000	0.035
6202	15	35	11	0.6	7.65	3.72	19000	23000	0.045
6203	17	40	12	0.6	9.58	4.78	18000	21000	0.064
6204	20	47	14	1	12.8	6.65	16000	18000	0.103
6205	25	52	15	1	14	7.88	13000	15000	0.127
6206	30	62	16	1	19.5	11.5	11000	13000	0.2
6207	35	72	17	1.1	25.5	15.2	9800	11000	0.288
6208	40	80	18	1.1	29.5	18	8700	10000	0.368
6209	45	85	19	1.1	31.5	20.5	7800	9200	0.416
6210	50	90	20	1.1	35	23.2	7100	8300	0.463
6211	55	100	21	1.5	43.4	29.4	6400	7600	0.607
6212	60	110	22	1.5	52.4	36.2	6000	7000	0.783
6213	65	120	23	1.5	57.2	40.1	5500	6500	0.99
6214	70	125	24	1.5	62.2	44.1	5100	6000	1.07
6215	75	130	25	1.5	67.4	48.3	4800	5600	1.18
6216	80	140	26	2	72.7	53	4500	5300	1.4
6217	85	150	28	2	84	61.9	4200	5000	1.79
6218	90	160	30	2	96.1	71.5	4000	4700	2.15
6219	95	170	32	2.1	109	81.9	3700	4400	2.62
6220	100	180	34	2.1	122	93.1	3500	4200	3.14
6221	105	190	36	2.1	133	105	3400	4000	3.7
6222	110	200	38	2.1	144	117	3200	3800	4.36
6224	120	215	40	2.1	155	131	2900	3400	5.15
6226	130	230	40	3	167	146	2700	3100	5.82
6228	140	250	42	3	166	150	2500	2900	7.57
6230	150	270	45	3	176	168	2300	2700	9.41

Product Application

Compamy profile:

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

Packing&Delivery:

FAQ:

Custom Praise:

/* 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

Inside Diameter:	12mm
Outside Diameter:	32mm
Thickness:	10mm

.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 Challenges Associated with Noise Reduction in Ball Bearings?

Vibration:

Bearing Type and Design:

Lubrication:

Bearing Clearance and Preload:

Incorrect clearance or preload settings can lead to noise issues. Excessive clearance or inadequate preload can cause the rolling elements to impact the raceways, resulting in noise during rotation.

Material and Manufacturing Quality:

Surface Finish:

The surface finish of the rolling elements and raceways can impact noise. Rough surfaces can generate more noise due to increased friction and potential irregularities.

Sealing and Shielding:

Seals and shields that protect bearings can influence noise levels. While they are necessary for contamination prevention, they can also cause additional friction and generate noise.

Operating Conditions:

External factors such as temperature, speed, and load can influence noise levels. High speeds or heavy loads can amplify noise due to increased stress on the bearing components.

Wear and Deterioration:

As ball bearings wear over time, noise levels can increase. Worn components or inadequate lubrication can lead to more significant noise issues as the bearing operates.

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 Professional Best Price High Quality 6201 6201zz 62012RS 1201 Mini Chrome Steel Material Deep Groove Ball Bearing bearing driver kit
editor by CX 2024-04-10

China manufacturer High Quality Deep Groove Ball Bearing 6900, 6901, 6902, 6903, 6904, 6913, 6914, 6915, 6916 with Hot selling

Product Description

Bearing No. 6900 2RS ZZ-deep groove ball bearing

·Dimensions 10*22*6mm
·Rubber seal or Beairng steel on both sides
·100% Chrome Steel for higher resistance and durability

Specifications for this item

Bearing Type: Deep groove ball bearing
Brand: ZJU;CN;OEM brand
Material: chrome steel GCr15
Part No.: 6900
Clearance: C2, C0, C3, C4,C5
Vibration: ZV2,ZV3,ZV4
Precision Class: P0, P6, P5, ABEC-1, ABEC-3,ABEC-5
Application: Bearings are widely used in micro and small motors, household
appliances, fitness equipment, auto and motorcycle accessories, electric tools,
instruments and automation equipment and other transmission devices.

Product Parameters

Model NO.	6900
Rows Number	Single Row/Double Rows
Material	Bearing Steel
Transport Package	Tube+Carton
Load Direction	Radial Bearing
Specification	Customizable
Keywords	Deep Groove Ball Bearing
Precision Rating	P0 P6 P5 P4 P2
Clearance	C2 C0 C3 C4 C5
OEM or ODM	Accept
Origin	ZHangZhoug,China
Production Capacity	5000000PCS/Month

Packaging & Shipping

Industrial Packing

Brand Packing

Company Profile

HangZhou Lianxin Bearing Co., Ltd. is a professional bearings manufacturer and dealer in China. We have been engaged in the bearings industry for 20 years, and we have been focused on high precision and low noise ball bearing research and manufacturing for more than 10 years. Because of unremitting efforts, we won widespread praise in the domestic market, but also gain the recognition of foreign market, such as European, America, southeast Asian and Africa market.

The company is fully equipped with the most advanced production and testing equipment. In the help of leading processes, the factory produces high-precision, high-speed, low noise, and long-life bearings, which can be widely used in new energy, household appliances, garden tools, fitness equipment, cars, motorcycles, and other fields.

We always prioritize quality, innovation, and service to contribute to the cooperation from the world. We will continue to strive for continuous progress making “ZJU” this brand to be the global Bearings. We sincerely invite customers around the world to come and discuss cooperation for mutual benefits.

FAQ

1.What is the minimum order quantity for this product?
Can be negotiated, we will try our best to meet customer needs.Our company is mainly based on wholesale sales.

2.What is your latest delivery time?
Most orders will be shipped within 3-5 days of payment being received.

3.Could you tell me the material of our bearing?
We have chrome steel, and stainless steel, ceramic and plastic material

4.Are you a factory or a trading company?
We have our own cooperative factory, and our business type is a combination of manufacturing and trading.

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

6.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, 100% after-sales service.

7.Can I get some samples and do you offer the sample free?
Yes, sure, we are honored to offer you samples.

8.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, we will contact with you.

/* 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

Noise Standard:	Zv4,Zv3,Zv2,Zv1
Precision Rating:	P0, P6, P5
Stock:	Rich
Aligning:	Non-Aligning Bearing
Separated:	Unseparated
Rows Number:	Single

Samples:	US$ 0.5/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

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?

Reduced Friction:

Efficient Load Support:

Smooth Rotation:

High-Speed Capability:

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:

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.

China manufacturer High Quality Deep Groove Ball Bearing 6900, 6901, 6902, 6903, 6904, 6913, 6914, 6915, 6916 with Hot selling
editor by CX 2024-04-10

China OEM High Quality Deep Groove Ball Bearing OEM 6216 with high quality

Product Description

We produce and export deep groove ball bearing both Metric and Inch size to many coutries and get good feedback from customer about the following size and series:

6000	6200	6300	6403	RLS4	6800	62201	6900	67/2.5
6001	6201	6301	6404	RLS5	6801	62202	6901	673
6002	6202	6302	6405	RLS6	6802	62203	6902	674
6003	6203	6303	6406	RLS7	6803	62204	6903	675
6004	6204	6304	6407	RLS8	6804	62205	6904	676
6005	6205	6305	6408	RLS9	6805	62206	6905	677
6006	6206	6306	6409	RLS10	6806	62207	6906	678
6007	6207	6307	6410	RLS11	6807	62208	6907	679
6008	6208	6308	6411	RLS12	6808	62209	6908	681
6009	6209	6309	6412	RMS4	6809	62210	6909	68/1.5
6571	6210	6310	6413	RMS5	6810		6910	682
6011	6211	6311	6414	RMS6	6811	62301	6911	68/2.5
6012	6212	6312	6415	RMS7	6812	62302	6912	683
6013	6213	6313	6416	RMS8	6813	62303	6913	684
6014	6214	6314	6417	RMS9	6814	62304	6914	685
6015	6215	6315	6418	RMS10	6815	62305	6915	686
6016	6216	6316	6700	60/1.5	6816	62306	6916	687
6017	6217	6317	6701	602	6817	62307	6917	688
6018	6218	6318	6702	60/2.5	6818	62308	6918	689
6019	6219	6319	6703	603	6819	62309	6919	691
6571	6220	6320	6704	604	6820	62310	6920	69/1.5
6571	6221	6321	6705	605	6821		6921	692
6571	6222	6322	6706	606	6822	63001	6922	69/2.5
6571	6224	6324	R6	607	6824	63002	6924	693
6026	6226	6326	R8	608	6826	63003	6926	694
6571	6228	6328	R10	609	6828	63004	6928	695
6030	6230	6330	R12	623	6830	63005	6930	696
6032	6232	6332	R14	624	6832	63006	6932	697
6034	6234	6334	R16	625	6834	63007	6934	698
6036	6236	6336	R18	626	6836	63008	6936	699
6038	6238	6338	R20	627	6838	63009	6938
6040	6240	6340	R22	628	6840	63571	6940
	6244	6344	R24	629

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

Material:	Chrome Steel (Gcr15)
Precision Rating:	P6,P5,P4,P2,P1,P0
Prive:	Competitive
Place of Origin:	Hebei, China
Quality:	High-Quality
Number of Row:	Single Row

Samples:	US$ 10/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?

Regular Lubrication:

Clean Environment:

Proper Installation:

Regular Inspections:

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:

ball bearing

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

Material Composition:

Ceramic Ball Bearings:

Traditional Steel Ball Bearings:

Friction and Heat:

Ceramic Ball Bearings:

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

Traditional Steel Ball Bearings:

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

Weight:

Ceramic Ball Bearings:

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

Traditional Steel Ball Bearings:

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

Corrosion Resistance:

Ceramic Ball Bearings:

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

Traditional Steel Ball Bearings:

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

Speed and Precision:

Ceramic Ball Bearings:

Traditional Steel Ball Bearings:

Cost:

Ceramic Ball Bearings:

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

Traditional Steel Ball Bearings:

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

ball bearing

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

Reduced Friction:

Efficient Load Support:

Smooth Rotation:

High-Speed Capability:

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:

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.

China OEM High Quality Deep Groove Ball Bearing OEM 6216 with high quality
editor by CX 2024-04-09

China Best Sales CZPT 6206 Cm Deep Groove Ball Bearing 30X62X16 mm bearing assembly

Product Description

KOYO 6206 CM deep groove ball bearing 30x62x16 mm
We can supply Bearings And Ball Bearings, please feel free to contact us!

Product Parameters

Product Name	Bearing
Brand	KOYO
Model	6206
Warranty	1 Year
Application	Industrial Ect
Technical consulting support	Yes

Real Picture

Company Profile

ZheJiang CZPT Xing Trading Co.,Ltd is a professional supplier of Inverter,Servo Motor,PLC And HMI with 20 years production experience.
Our main products Inverter,Servo Motor,PLC And HMI are widely applied to the field of industrial automation control.
We guaranteed 100% new brand original, and we have a lot of stock with fast delivery. The technical support and after sale service
is provided and customer’s questions will be responded in the first time.

Main Products:

1. Servo system products
2. Linear motion products
3. Sensor products
4. Frequency converter, PLC,

FAQ

1.Q: How about the warranty ?

A: Aiwell provide 12 months warranty for all the goods from us , and you can refund the goods with any quality problem in 15 days.

2.Q: Other supplier have a better pice than yours.

A: “To create more benefit fir clients”is our belief, if you have a better price , please let Aiwell know , we will try best to meet your price and support you.

3.Q: We have not cooperated before , how can we believe you ?

A: For our first order , you can pay after we prepare the goods.

4.Q: What about shipment ?

A: We have DHL forwarder with competitive price , of course , cutsomers can also use their own freight forwarders.

/* 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:	60°
Aligning:	Non-Aligning Bearing
Separated:	Separated
Rows Number:	Double
Load Direction:	Radial Bearing
Material:	Carbon Steel

Customization:	Available \| Customized Request

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

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 Best Sales CZPT 6206 Cm Deep Groove Ball Bearing 30X62X16 mm bearing assembly
editor by CX 2024-04-09