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!

 

 

Related model

Angular contact ball bearing 7000series
71900series 71900 71901 71902 71903 71904 71905 71906 71907 71908 71909 71910 71911 71912 71913 71914 71915 71916 71917 71918 71919 71920 71921 71922 71924 71926 71928 71930 71932 71934 71936 71940 71944
7200series
7300series
3200series
3300series 3322
QJseries QJ203 QJ205 QJ206 QJ207 QJ208 QJ209 QJ210 QJ211 QJ212 QJ213 QJ214 QJ215 QJ216 QJ217 QJ218 QJ219 QJ220 QJ221 QJ222 QJ224 QJ226 QJ228 QJ230 QJ232 QJ234 QJ236 QJ240 QJ244 QJ303 QJ304 QJ305 QJ306 QJ307 QJ308 QJ309 QJ310 QJ311 QJ312 QJ313 QJ314 QJ315 QJ316 QJ317 QJ318 QJ319 QJ320 QJ321 QJ322 QJ324 QJ326 QJ328 QJ330 QJ324 QJ326 QJ328 QJ330  QJ336

 

 

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.
 

Certificate Authentication:

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.

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Contact Angle: 60°
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single
Material: Stainless Steel
Inside Diameter: 35mm
Samples:
US$ 0.71/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

steel ball bearing

Are there specific considerations for choosing steel ball bearings in applications with varying loads or operating conditions?

When selecting steel ball bearings for applications with varying loads or operating conditions, there are several specific considerations to keep in mind. The performance and longevity of the bearings depend on factors such as load magnitude, load direction, speed, temperature, and environmental conditions. Here are the key considerations for choosing steel ball bearings in such applications:

1. Load Capacity:

The load capacity of a steel ball bearing refers to its ability to withstand applied loads without excessive deformation or failure. In applications with varying loads, it’s important to consider both the static and dynamic load ratings of the bearing. The static load rating indicates the maximum load the bearing can handle when it is stationary, while the dynamic load rating represents the load it can support during continuous rotation. By comparing the expected loads in the application to the load ratings of different bearing models, you can select a bearing with an appropriate load capacity to handle the varying loads effectively.

2. Load Type and Direction:

The type and direction of the loads in the application also influence the choice of steel ball bearings. Bearings can typically handle radial loads (perpendicular to the shaft axis), axial loads (parallel to the shaft axis), or a combination of both. Depending on the specific application, you need to consider whether the loads are predominantly radial, axial, or a combination. This consideration helps determine the appropriate bearing type, such as deep groove ball bearings for radial loads, angular contact ball bearings for combined radial and axial loads, or thrust bearings for predominantly axial loads.

3. Speed Capability:

The speed capability of steel ball bearings is an essential consideration for applications with varying operating speeds. High-speed applications require bearings that can withstand the centrifugal forces and minimize frictional heat generation. Factors such as cage design, lubrication, and bearing precision contribute to the speed capability of the bearing. It’s important to select bearings specifically designed for the anticipated operating speeds to ensure reliable performance and avoid issues like excessive heat, premature wear, or bearing failure.

4. Temperature Range:

The temperature range in which the steel ball bearings will operate is a critical consideration. High temperatures can cause dimensional changes, reduced lubricant viscosity, and accelerated wear, while extremely low temperatures can affect the bearing’s material properties and lubrication characteristics. It’s important to choose bearings with appropriate heat treatment and cage materials that can withstand the anticipated temperature range. In extreme temperature conditions, specialized bearings with high-temperature grease or materials like stainless steel or ceramic may be required.

5. Environmental Factors:

Environmental factors, such as humidity, dust, chemicals, and contaminants, can significantly affect the performance and durability of steel ball bearings. In applications with varying environmental conditions, it’s crucial to consider additional protection measures, such as appropriate seals or shields, to prevent the ingress of contaminants and maintain reliable operation. Bearings with enhanced corrosion resistance or sealed designs may be necessary in harsh environments to prevent premature wear, rust, or degradation of performance.

6. Lubrication and Maintenance:

Proper lubrication is essential for the reliable operation and longevity of steel ball bearings. In applications with varying loads or operating conditions, it’s important to consider the lubrication requirements and maintenance intervals. Factors such as speed, temperature, and load magnitude influence the choice of lubricant type, viscosity, and replenishment frequency. Adequate lubrication ensures reduced friction, minimized wear, and enhanced bearing performance. It’s important to follow manufacturer recommendations and establish a regular maintenance schedule to optimize bearing life in applications with varying operating conditions.

7. Application-Specific Considerations:

Each application may have unique requirements and constraints that need to be considered when selecting steel ball bearings. Factors such as space limitations, noise restrictions, mounting considerations, and alignment requirements may influence the bearing choice. Consulting with bearing manufacturers or industry experts can help identify specific considerations and select the most suitable bearings for applications with varying loads or operating conditions.

In summary, choosing steel ball bearings for applications with varying loads or operating conditions requires careful consideration of load capacity, load type and direction, speed capability, temperature range, environmental factors, lubrication requirements, and application-specific considerations. By selecting bearings that are specifically designed to handle the anticipated conditions, you can ensure optimal performance, longevity, and reliability in your application.

steel ball bearing

Can steel ball bearings be customized or modified for unique industrial needs?

Yes, steel ball bearings can be customized or modified to meet unique industrial needs. Manufacturers offer various options for customization and modification to ensure that the bearings align with specific requirements. Let’s explore some of the ways steel ball bearings can be customized:

1. Bearing Size and Configuration:

Steel ball bearings can be customized in terms of size, including the outer diameter, inner diameter, and width. Manufacturers can produce bearings in a wide range of sizes to accommodate different shaft and housing dimensions. Additionally, the configuration of the bearing, such as the number and arrangement of balls, can be modified to optimize load capacity, speed, or specific operating conditions.

2. Material Selection:

While steel is the most common material used for ball bearings, there are different types of steel with varying properties. Manufacturers can offer customized steel ball bearings made from specific grades of steel to enhance performance characteristics such as corrosion resistance, high-temperature resistance, or hardness. In some cases, alternative materials such as stainless steel or specialty alloys may be used to meet unique industrial requirements.

3. Seal or Shield Options:

Bearings can be customized with different seal or shield options to provide enhanced protection against contamination, moisture, or chemicals. Manufacturers can offer various sealing configurations, such as rubber seals, metal shields, or labyrinth seals, to suit specific environmental conditions and prevent the ingress of particles or fluids into the bearing. Customized sealing solutions can help prolong bearing life and improve reliability in challenging industrial environments.

4. Lubrication:

The lubrication of steel ball bearings can be customized based on the specific application requirements. Manufacturers can offer a range of lubrication options, including different types of lubricants and greases with varying viscosities, additives, or properties. Customized lubrication solutions ensure optimal performance, reduce friction, and enhance the bearing’s ability to withstand high temperatures, extreme loads, or harsh operating conditions.

5. Cage Design:

The cage, or retainer, holds the balls in position within the bearing and ensures proper ball guidance and spacing. Steel ball bearings can be customized with different cage designs, materials, or configurations. For example, cages can be made from steel, brass, or engineered polymers, each offering specific advantages such as improved heat dissipation, reduced friction, or enhanced durability. Customized cage designs can optimize the bearing’s performance in terms of speed, noise, or resistance to specific operating conditions.

6. Special Coatings or Surface Treatments:

In certain industries or applications, steel ball bearings may benefit from specialized coatings or surface treatments. These coatings can provide additional protection against corrosion, reduce friction, or enhance the bearing’s ability to withstand extreme temperatures or harsh chemicals. Customized coatings or surface treatments can be applied to the bearing’s outer surface, inner raceway, or balls to improve performance and extend the bearing’s lifespan.

7. Specialized Testing and Certification:

For industries with stringent quality or performance requirements, manufacturers can provide customized testing and certification services. This ensures that the steel ball bearings meet specific industry standards, regulations, or performance criteria. Customized testing may involve precision measurement, noise analysis, vibration testing, or endurance testing to verify the bearing’s performance and reliability in unique industrial applications.

By offering customization and modification options, manufacturers can tailor steel ball bearings to meet the unique needs of various industries, applications, and operating conditions. Customized bearings can deliver improved performance, durability, and reliability, ultimately enhancing the overall efficiency and productivity of industrial systems.

steel ball bearing

Can you explain the key characteristics and advantages of steel ball bearings?

Steel ball bearings possess several key characteristics and offer numerous advantages in various applications. Let’s explore them in detail:

1. Low Friction: Steel ball bearings have a low coefficient of friction due to the rolling contact between the balls and the raceways. This reduces the resistance to motion, resulting in improved efficiency and energy savings in mechanical systems.

2. Load Capacity: Steel ball bearings have excellent load-carrying capacity. The spherical shape of the balls enables them to distribute loads evenly across the raceways, allowing the bearings to handle both radial and axial loads effectively.

3. High-Speed Operation: Due to their efficient rolling action and low friction, steel ball bearings are well-suited for high-speed applications. They enable smooth rotation at elevated speeds, making them widely used in machinery and equipment requiring rapid motion.

4. Versatility: Steel ball bearings are available in various sizes, configurations, and precision levels, allowing for versatility in different applications. They can accommodate diverse operating conditions and fit the specific requirements of a wide range of mechanical systems.

5. Durability: Steel ball bearings are highly durable and resistant to wear. The balls and raceways are typically made from hardened steel, providing excellent strength and longevity. This enables the bearings to withstand heavy loads and operate reliably even in demanding environments.

6. Low Maintenance: Steel ball bearings require minimal maintenance when properly lubricated. Regular lubrication helps to reduce friction, prevent corrosion, and extend the service life of the bearings. This low maintenance requirement contributes to cost savings and operational efficiency.

7. Wide Application Range: Steel ball bearings find applications in a diverse range of industries and systems. They are commonly used in automotive components, industrial machinery, electric motors, household appliances, aerospace equipment, and more. Their versatility and performance make them a popular choice across various sectors.

8. Cost-Effective: Steel ball bearings offer a cost-effective solution for many applications. They provide a balance between performance, durability, and affordability, making them widely accessible and economically viable for a range of mechanical systems.

In summary, steel ball bearings exhibit low friction, high load capacity, suitability for high-speed operation, versatility, durability, low maintenance requirements, wide applicability, and cost-effectiveness. These characteristics and advantages make steel ball bearings a fundamental component in numerous industries, contributing to efficient and reliable mechanical systems.

China OEM 1688 Hgoe Chinese Factory 7307AC 7304 7308 7309 Stainless Steel Angular-Contact Contact Ball/Tapered Roller/Rolling/China Bearing for Medical Bearing   bearing airChina OEM 1688 Hgoe Chinese Factory 7307AC 7304 7308 7309 Stainless Steel Angular-Contact Contact Ball/Tapered Roller/Rolling/China Bearing for Medical Bearing   bearing air
editor by CX 2024-04-09

Steel Ball Bearings

As one of the leading steel ball bearings manufacturers, suppliers, and exporters of mechanical products, We offer steel ball bearings and many other products.

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