ZYS PRODUCTS

ZYS provides high quality bearing products and professional bearing solutions for users in the fields of machine tool, wind power, metallurgy, automobile and rail transportation, construction machinery, etc. ZYS can perform batch production of various bearing products with inner diameter of 0.6mm to outer diameter of 6.8m. In addition to bearings, ZYS can also offer high-speed spindles, precision bearing instruments, bearing testing machines, bearing manufacturing machines and bearing parts.

Industry Solutions

Machine Tool

ZYS precision angular contact ball bearings consist of high-precision angular contact bearings (standard series),super high-speed angular contact ball bearings,high-speed sealed angular contact ball bearings and high-speed spindle bearings.

Machine tool

Metallurgical Industry

In the metallurgical industry, the working environment of rolling mills, continuous casting machine or converters is really harsh. These conditions require bearings to withstand the harsh effects of heavy load, high temperature, dust and water. In order to meet the requirements of metallurgical industry, ZYS R & D teamhas developed bearings products with high quality, high precision and long service life and also can offer the bearing solutions for manufacturers in the metallurgical industry.

Wind power

Construction Machinery

ZYS large-size heavy duty precision bearings are manufactured in our second industry park,which covers 133,333㎡ with total investment of 438 million RMB.
The inner ring,outer ring and rolling elements of bearing under normal working conditions are made of high carbon chromium bearing steel.To meet the special requirements,such as super high speed,wear-resisting,low temperature rising,long life and high reliability etc.,it’s suggested to use hybrid ceramic ball bearings.

Construction machinery

Rail Transportation

ZYS has been committed to the research and development of bearings for rail transportation for a long time to meet the increasing requirements for rail transportation,such as higher speed,load,reliability and etc.

Rail Transportation

Aerospace

ZYS plays an leading role in aerospace bearing industry of China,We has successfully accomplished the bearing assemblies for “Dong fang hong” series man-made satellite,manned spacecraft series from “Shenzhou Ⅰ” to “Shenzhou Ⅹ”,“Chang’E” lunar exploration program,successful docking from “Shenzhou Ⅷ” and “Shenzhou Ⅸ” to Tiangong target aircraft.

Aerospace

Automobile

ZYS automobile bearings include tapered roller bearings,cylindrical roller bearings,deep groove ball bearings and angular contact ball bearings,among which clutch bearings and the hub bearings units of the first,second and third generation are mainly used to gear box,axles,transmission system and other parts of all kinds of automobiles.We have conducted thorough research on wheel hub bearings,clutch release bearing,constant velocity cardan joint,gear box bearings and etc

Automobile

Bearing Manufacturing

ZYS can supply batch production of various bearing manufacturing equipments,like CNC cutting equipments and automatic production line for bearing rings,automatic grinder,superfinishing machine,precision cold rolling machine for bearing rings,semi-automatic multi-purpose grinder for miniature ball bearing rings and other precision manufacturing equipments for bearing.

Bearing manufacturing

Bearing Measuring

Besides all kinds of bearing products,bearing measuring machines are also our main products,which have been exported to India,Iran,Romania,Brazil and many other countries.Our main measuring machines include the instruments for measuring the dimension accuracy,roundness,profile and roughness of bearing parts,the instruments for inspecting bearing performance and other instruments used to automatically inspect and control various parameters during manufacturing process.These instruments are widely used in bearing workshops,inspection stations,measuring room and assembly factories.

Bearing measuring

Bearing Testing

ZYS has conducted in-depth research on bearing testing technology and reliability theory of all kinds of bearings,engaging in the development and manufacture of bearing testing equipments and undertaking the simulation testing,life testing and other performance tests for all kinds of bearings.We can also develop and manufacture the simulation testing machines in full-automatic control for the bearings used in various machineries (aviation,spaceflight,railway,automobile,motorcycle,machine tool,motor,etc.)

Bearing testing

ZYS SERVICES

About ZYS

Since 1958, ZYS has been committed to the research and development of “high-tech, precise, cutting-edge, specialized and special” bearings, and relevant products. Our products have been used for mining, metallurgy, wind turbine generator, machine tool, machinery, medical treatment, automobile, rail transport, etc.

ZYS NEWS

Technical Insights into Stainless Steel Deep Groove Ball Bearings

Stainless steel deep groove ball bearings are an essential component in many industrial and mechanical applications. Known for their durability, corrosion resistance, and versatility, these bearings are particularly suitable for environments where traditional steel bearings may struggle. This article provides an in-depth look at stainless steel deep groove ball bearings, their benefits, applications, and key considerations for selection.What Are Stainless Steel Deep Groove Ball Bearings?Stainless steel deep groove ball bearings are a type of rolling-element bearing made from stainless steel materials such as AISI 440C or AISI 304. These bearings are designed to handle both radial and axial loads, making them highly versatile for various applications.Unlike standard steel bearings, stainless steel bearings offer enhanced resistance to moisture, chemicals, and extreme temperatures, making them the ideal choice for challenging environments.Key Features and Benefits of Stainless Steel Deep Groove Ball Bearings Corrosion Resistance:Stainless steel bearings are highly resistant to rust and corrosion, making them suitable for applications in humid, wet, or chemically aggressive environments. Durability in Extreme Conditions:These bearings can operate effectively in a wide range of temperatures, from cryogenic conditions to high-heat environments, without deforming or losing performance. Low Maintenance Requirements:Stainless steel bearings require less frequent maintenance and lubrication compared to standard steel bearings, reducing downtime and operational costs. High Precision and Smooth Operation:Deep groove ball bearings are designed for smooth rotation, reducing friction and vibration, which ensures quiet and efficient operation. Longer Service Life:The combination of corrosion resistance and wear resistance gives stainless steel bearings a longer lifespan, even in demanding conditions. Applications of Stainless Steel Deep Groove Ball BearingsDue to their unique properties, stainless steel deep groove ball bearings are widely used in industries where high performance and durability are required. Common applications include: Food and Beverage Processing:These bearings are ideal for food-grade environments where cleanliness and resistance to moisture and cleaning agents are essential. Medical Equipment:Stainless steel bearings are often used in medical devices such as diagnostic machinery and surgical tools due to their non-corrosive properties and high precision. Marine Applications:In marine environments, where exposure to saltwater can cause rust, stainless steel bearings provide long-lasting performance. Chemical Processing:Stainless steel bearings resist chemical corrosion, making them ideal for applications in chemical plants and laboratories. Outdoor Equipment:Products like agricultural machinery and outdoor motors benefit from the corrosion resistance and durability of stainless steel bearings, especially when exposed to rain and dust. Cryogenic Applications:These bearings can operate in extremely low temperatures, making them suitable for refrigeration systems and scientific equipment. Technical Considerations When Selecting Stainless Steel Deep Groove Ball BearingsWhen choosing stainless steel deep groove ball bearings, it’s critical to consider the following factors to ensure optimal performance: Material Grade: AISI 440C: Offers excellent hardness, wear resistance, and corrosion resistance, suitable for most industrial applications. AISI 304: Provides high corrosion resistance but lower hardness, ideal for lighter-duty applications. Load Requirements:Assess the radial and axial loads the bearing will need to handle. If the application involves high axial loads, consider bearings with a larger contact angle. Operating Speed:Stainless steel bearings can operate at high speeds, but ensure that the chosen lubrication and seal type are appropriate for the speed requirements. Seals and Shields: Rubber Seals (2RS): Provide better protection against moisture and contaminants, ideal for wet or dirty environments. Metal Shields (ZZ): Allow for higher speeds with minimal friction, suitable for clean environments. Lubrication:Use food-grade or chemical-resistant lubricants for specialized applications. Proper lubrication is crucial to minimize friction and heat generation. Temperature Range:Verify that the selected bearing can withstand the operating temperature of your application. For high-temperature environments, consider bearings with specialized grease or coatings. Advantages of Using Stainless Steel Bearings Over Standard Steel Bearings Moisture Tolerance: Stainless steel bearings outperform standard steel bearings in humid and wet environments, preventing rust and failure. Hygiene Compliance: Stainless steel is suitable for industries with strict hygiene requirements, such as food processing and pharmaceuticals. Reduced Downtime: Longer service life and lower maintenance needs translate to reduced downtime and increased productivity. Versatility: Stainless steel bearings can be used in a wide range of applications, from high-speed machinery to low-temperature environments. Stainless steel deep groove ball bearings offer a perfect balance of durability, corrosion resistance, and versatility for demanding industrial applications. Whether you’re working in food processing, marine environments, or chemical plants, these bearings provide reliable performance and a longer service life compared to traditional steel bearings.When selecting stainless steel deep groove ball bearings, consider factors such as material grade, load requirements, and operating conditions to ensure the best fit for your application. If you’re looking for high-quality stainless steel bearings or need guidance on selecting the right bearings for your needs, don’t hesitate to contact us. Our experts are ready to help you find the ideal solution for your business.

2025-05-07 10:45:17 move

Technical Insights into Stainless Steel Deep Groove Ball Bearings

2025-05-07 10:45:17

Stainless steel deep groove ball bearings are an essential component in many industrial and mechanical applications. Known for their durability, corrosion resistance, and versatility, these bearings are particularly suitable for environments where traditional steel bearings may struggle. This article provides an in-depth look at stainless steel deep groove ball bearings, their benefits, applications, and key considerations for selection.What Are Stainless Steel Deep Groove Ball Bearings?Stainless steel deep groove ball bearings are a type of rolling-element bearing made from stainless steel materials such as AISI 440C or AISI 304. These bearings are designed to handle both radial and axial loads, making them highly versatile for various applications.Unlike standard steel bearings, stainless steel bearings offer enhanced resistance to moisture, chemicals, and extreme temperatures, making them the ideal choice for challenging environments.Key Features and Benefits of Stainless Steel Deep Groove Ball Bearings Corrosion Resistance:Stainless steel bearings are highly resistant to rust and corrosion, making them suitable for applications in humid, wet, or chemically aggressive environments. Durability in Extreme Conditions:These bearings can operate effectively in a wide range of temperatures, from cryogenic conditions to high-heat environments, without deforming or losing performance. Low Maintenance Requirements:Stainless steel bearings require less frequent maintenance and lubrication compared to standard steel bearings, reducing downtime and operational costs. High Precision and Smooth Operation:Deep groove ball bearings are designed for smooth rotation, reducing friction and vibration, which ensures quiet and efficient operation. Longer Service Life:The combination of corrosion resistance and wear resistance gives stainless steel bearings a longer lifespan, even in demanding conditions. Applications of Stainless Steel Deep Groove Ball BearingsDue to their unique properties, stainless steel deep groove ball bearings are widely used in industries where high performance and durability are required. Common applications include: Food and Beverage Processing:These bearings are ideal for food-grade environments where cleanliness and resistance to moisture and cleaning agents are essential. Medical Equipment:Stainless steel bearings are often used in medical devices such as diagnostic machinery and surgical tools due to their non-corrosive properties and high precision. Marine Applications:In marine environments, where exposure to saltwater can cause rust, stainless steel bearings provide long-lasting performance. Chemical Processing:Stainless steel bearings resist chemical corrosion, making them ideal for applications in chemical plants and laboratories. Outdoor Equipment:Products like agricultural machinery and outdoor motors benefit from the corrosion resistance and durability of stainless steel bearings, especially when exposed to rain and dust. Cryogenic Applications:These bearings can operate in extremely low temperatures, making them suitable for refrigeration systems and scientific equipment. Technical Considerations When Selecting Stainless Steel Deep Groove Ball BearingsWhen choosing stainless steel deep groove ball bearings, it’s critical to consider the following factors to ensure optimal performance: Material Grade: AISI 440C: Offers excellent hardness, wear resistance, and corrosion resistance, suitable for most industrial applications. AISI 304: Provides high corrosion resistance but lower hardness, ideal for lighter-duty applications. Load Requirements:Assess the radial and axial loads the bearing will need to handle. If the application involves high axial loads, consider bearings with a larger contact angle. Operating Speed:Stainless steel bearings can operate at high speeds, but ensure that the chosen lubrication and seal type are appropriate for the speed requirements. Seals and Shields: Rubber Seals (2RS): Provide better protection against moisture and contaminants, ideal for wet or dirty environments. Metal Shields (ZZ): Allow for higher speeds with minimal friction, suitable for clean environments. Lubrication:Use food-grade or chemical-resistant lubricants for specialized applications. Proper lubrication is crucial to minimize friction and heat generation. Temperature Range:Verify that the selected bearing can withstand the operating temperature of your application. For high-temperature environments, consider bearings with specialized grease or coatings. Advantages of Using Stainless Steel Bearings Over Standard Steel Bearings Moisture Tolerance: Stainless steel bearings outperform standard steel bearings in humid and wet environments, preventing rust and failure. Hygiene Compliance: Stainless steel is suitable for industries with strict hygiene requirements, such as food processing and pharmaceuticals. Reduced Downtime: Longer service life and lower maintenance needs translate to reduced downtime and increased productivity. Versatility: Stainless steel bearings can be used in a wide range of applications, from high-speed machinery to low-temperature environments. Stainless steel deep groove ball bearings offer a perfect balance of durability, corrosion resistance, and versatility for demanding industrial applications. Whether you’re working in food processing, marine environments, or chemical plants, these bearings provide reliable performance and a longer service life compared to traditional steel bearings.When selecting stainless steel deep groove ball bearings, consider factors such as material grade, load requirements, and operating conditions to ensure the best fit for your application. If you’re looking for high-quality stainless steel bearings or need guidance on selecting the right bearings for your needs, don’t hesitate to contact us. Our experts are ready to help you find the ideal solution for your business.

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Differences Between Rubber Seals and Metal Shields in Deep Groove Ball Bearings

2025-04-28 15:51:14

Deep groove ball bearings are widely used in various industries due to their versatility, reliability, and simplicity. One of the critical aspects that determines their performance in specific applications is the type of seal or shield used to protect the bearing from contaminants. The two most common options are rubber seals (often referred to as contact seals) and metal shields (non-contact shields).In this article, we will explore the key differences between rubber seals and metal shields, their advantages, and the types of applications where each is best suited.What Are Rubber Seals and Metal Shields?Rubber seals and metal shields are designed to protect the internal components of a deep groove ball bearing by preventing the entry of contaminants such as dust, dirt, and moisture. They also help retain the lubricant inside the bearing, ensuring smooth operation and a longer service life. Rubber Seals (Contact Seals):Rubber seals are made from synthetic rubber materials, such as nitrile or fluororubber, and are attached to the bearing. These seals make contact with the inner ring of the bearing, providing a tight seal that effectively blocks contaminants. Metal Shields (Non-Contact Shields):Metal shields are thin steel plates that are fixed to the outer ring of the bearing and extend close to the inner ring without making direct contact. This creates a small gap, allowing the bearing to operate at higher speeds while still providing basic protection. Key Differences Between Rubber Seals and Metal Shields Protection Against Contaminants: Rubber Seals: Provide superior sealing performance by tightly blocking out contaminants such as dust, moisture, and other particles. They are ideal for harsh environments where exposure to dirt and debris is common. Metal Shields: Offer moderate protection by preventing larger particles from entering the bearing. However, they are less effective against fine dust or liquids. Speed Capability: Rubber Seals: Due to the contact between the seal and the inner ring, rubber-sealed bearings generate more friction, which can limit their maximum operating speed. Metal Shields: Allow for higher speeds as there is no direct contact between the shield and the inner ring, resulting in less friction. Friction and Heat Generation: Rubber Seals: The contact between the seal and the bearing ring generates friction, which can lead to increased heat and energy consumption. Metal Shields: Produce minimal friction, making them more suitable for applications where high-speed performance and low heat generation are critical. Lubrication Retention: Rubber Seals: Provide better retention of lubricant within the bearing, which is essential for applications where relubrication is difficult or infrequent. Metal Shields: Offer less effective lubrication retention, making them more suitable for applications where regular maintenance and lubrication are possible. Durability: Rubber Seals: May degrade over time when exposed to extreme temperatures or certain chemicals. However, advanced rubber materials like fluororubber can withstand more demanding conditions. Metal Shields: Are more resistant to wear and suitable for environments with high temperatures or exposure to corrosive substances. Applications of Rubber Seals and Metal Shields Rubber Seals Applications:Rubber-sealed deep groove ball bearings are commonly used in environments where contamination is a significant concern, such as: Agricultural equipment exposed to dirt and moisture. Food processing machinery requiring protection against liquid contamination. Automotive components like wheel hubs and electric motors. Outdoor applications where environmental exposure is unavoidable. Metal Shields Applications:Metal-shielded deep groove ball bearings are ideal for high-speed applications and clean environments, such as: Industrial machinery operating at high speeds. Electric motors and generators with regular maintenance schedules. HVAC systems where dust exposure is minimal. Applications where heat generation needs to be minimized. Choosing the Right Option for Your ApplicationWhen deciding between rubber seals and metal shields for deep groove ball bearings, consider the following factors: Operating Environment: If the bearing is exposed to dust, moisture, or harsh chemicals, rubber seals are the better choice. For clean, high-speed environments, metal shields are more suitable. Speed Requirements: For high-speed applications, opt for metal-shielded bearings to minimize friction and heat. Lubrication Needs: If relubrication is difficult or infrequent, rubber seals will better retain the lubricant. Temperature and Chemical Exposure: For high-temperature or chemically aggressive environments, metal shields or high-performance rubber seals should be used. The choice between rubber seals and metal shields in deep groove ball bearings depends on the specific requirements of your application. Rubber seals offer superior protection and lubrication retention, making them suitable for challenging environments. On the other hand, metal shields excel in high-speed applications and clean conditions.By understanding the differences between these two options, you can select the most suitable bearing for your needs, ensuring optimal performance and longevity. If you have questions about choosing the right deep groove ball bearings for your application, feel free to contact our team. We’re here to help you find the best solution for your requirements.

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The Vital Role of Deep Groove Ball Bearings in the Motorcycle Industry

2025-04-22 17:02:04

In the ever-evolving motorcycle industry, performance and reliability are key factors that determine the success of every component. Among the most essential yet often overlooked parts are deep groove ball bearings. These compact yet powerful components play a critical role in ensuring smooth operation, high-speed performance, and long-term durability in motorcycles of all types.What Are Deep Groove Ball Bearings?Deep groove ball bearings are the most commonly used type of rolling bearings. They feature deep raceway grooves in which the balls move, allowing them to support both radial and axial loads. Their versatility, low friction, and ability to operate at high speeds make them ideal for a wide range of motorcycle applications.Key Applications in Motorcycles Engine and Transmission SystemsDeep groove ball bearings are widely used in motorcycle engines and gearboxes. Their high-speed capability ensures smooth rotation of the crankshaft and gearbox shafts, reducing vibration and heat generation. Wheels and HubsWheel hubs rely heavily on deep groove ball bearings for stability and efficiency. These bearings provide consistent performance under heavy loads and high speeds, contributing to better handling and safety. Clutch and Brake SystemsIn clutch mechanisms and braking systems, these bearings help maintain smooth engagement and response. Their compact design allows for easy integration without adding excess weight. Electric MotorcyclesWith the rise of electric motorcycles, the demand for high-precision, low-noise bearings has grown. Deep groove ball bearings meet these needs by offering silent operation and extended service life. Key Benefits High-Speed Performance: Perfect for engines and wheels, deep groove ball bearings can operate efficiently at high RPMs. Low Maintenance: With proper lubrication, these bearings require minimal maintenance, reducing overall service costs. Long Lifespan: High-quality materials and precision engineering contribute to longer operational life. Cost-Effective: Their simple design and widespread availability make them an economical choice for manufacturers and service providers alike. When sourcing motorcycle bearings, it’s crucial to partner with a reliable bearing supplier who understands the industry’s technical requirements. Factors such as material quality, tolerance levels, and sealing options can significantly impact performance. We offer a wide range of deep groove ball bearings designed specifically for the demands of the motorcycle industry. With years of experience and a commitment to quality, we ensure that every product meets international standards and delivers exceptional value.

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