Product Description

 

Product Description

Item No.:  SS689-2RS

Type: Deep Groove Ball Bearing

Material: Stainless Steel(AISI440C/9Cr18)

Bore diameter: 9mm Outer diameter : 17mm Width(Height/Thickness): 4mm

Size: 9*17*4mm

Dynamic load C0: 1.72 Static load C0r: 0.82 Grease: 33000 Oil: 39000

Cage(retainer): Ribbon Cage(SPCC/T8)

Closures: 2 Rubber seals(NBR)

Balls: Stainless Steel Balls

Lubrication: Grease

 

 

Item No. Bore diameter
(mm)
Outer diameter
(mm)
Width(Height/Thickness)
(mm)
Closures
SS689-2RS 9 17 4 2 Rubber seals(NBR)

 

Detailed Photos

SS689-2RS

 

Our Advantages

 Compared with ordinary bearings, stainless steel bearings have distinct material advantage because stainless steel bearings
have more wide application than ordinary bearings. In rusty and corrosive environment, the cost performance of stainless steel
bearings is outstanding specially.

 Stainless Steel Bearing:
1. stronger anti-rust property and anti-corrosion property.
2. CZPT to serve under -60ºC~+300ºC.
3. resist humidity and corrosion caused by other media.
4. has a deep bearing raceway groove, and the fit between the bearing raceway and the ball is extremely high.
5. high mechanical strength and large loading capacity.

 Our company provides high-precision homemade bearing of ordinary material, including deep groove ball bearing and full complement cylindrical roller bearings.
 The material refers to high-quality bearing steel, thermal treatment technology is put under strict control, and it is CZPT to carry out cryogenic treatment. And full complement cylindrical roller bearings adopts advanced roller CZPT for thermal treatment. Other technologies are all processed by full-automatic and semiautomatic equipment, and the production technology and quality control are arranged as per P5 precision. It products widely support home and abroad manufacturers of electric tools, mechanical equipment, automobile components, etc.
 

Manufacture Equipment

 

Company Profile

HangZhou WOLEE INDUSTRIAL CO.,LTD

 HangZhou WOLEE induststial Co., Ltd. was founded in 2015. It is a professional company which engages in import and export of industrial components and is a professional production base with joint stocks.

 The company mainly operates bearings and other industrial components such as chain, CZPT rail, gear and micro gearbox. Its products are widely used in the fields of metallurgy, mining, papermaking, petrochemical, power, railway, aviation, cement, textile, machinery, etc., it has lots of clients among these fields and has accumulated rich experience to meet different demands of all sectors. At present, its trade scale expands increasingly, its clients are all across the world, and it wins the trust of home and abroad clients by virtue of good reputation.

 The company adheres to the tenet of “people first, quality first, credit first and reputation first” and provides each client with top service.

 It heartily hopes to join hands with you to create a wonderful world.

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Model No.: Ss689-2RS
Lubrication: Grease
Grease: 33000
Samples:
US$ 10/Piece
1 Piece(Min.Order)

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

steel ball bearing

How do innovations and advancements in steel ball bearing technology impact their use?

The continuous innovations and advancements in steel ball bearing technology have a significant impact on their use across various industries. These advancements drive improvements in performance, efficiency, reliability, and versatility. Let’s explore how innovations in steel ball bearing technology impact their use:

1. Enhanced Performance:

Advancements in steel ball bearing technology contribute to enhanced performance in terms of load capacity, speed capability, and overall efficiency. Innovative bearing designs, such as optimized internal geometries, improved ball and raceway surface finishes, or advanced cage materials, help reduce friction, minimize energy losses, and increase the bearing’s ability to withstand heavy loads or high speeds. This enhanced performance allows for the development of more efficient and higher-performing industrial systems.

2. Extended Service Life:

Innovations in steel ball bearing technology result in increased durability and extended service life. Improved materials, heat treatment processes, and surface coatings enhance the bearing’s resistance to wear, fatigue, and corrosion. Additionally, advancements in lubrication techniques or the use of advanced lubricants with better properties, such as higher temperature stability or improved anti-wear characteristics, contribute to prolonged bearing life. The extended service life of steel ball bearings reduces maintenance requirements, downtime, and replacement costs in various industrial applications.

3. Expanded Operating Range:

Advancements in steel ball bearing technology expand their operating range, allowing them to perform reliably in a wider range of conditions. For example, specialized bearing designs and materials can withstand extreme temperatures, cryogenic environments, or vacuum conditions. Bearings with enhanced resistance to contaminants, such as dust, dirt, or water, are better suited for applications in harsh or dirty environments. These expanded operating capabilities enable steel ball bearings to be utilized in diverse industries and challenging operating conditions.

4. Miniaturization and Precision:

Innovations in steel ball bearing technology have facilitated the miniaturization of bearings and increased their precision. Miniature bearings with smaller dimensions and precise tolerances are crucial in industries such as microelectronics, medical devices, or aerospace, where space constraints or high precision requirements exist. Advancements in manufacturing techniques, such as precision machining, grinding, or superfinishing, enable the production of steel ball bearings with tighter tolerances, smoother surfaces, and improved dimensional accuracy.

5. Noise and Vibration Reduction:

Advancements in steel ball bearing technology contribute to reduced noise and vibration levels, enhancing the comfort, safety, and performance of industrial systems. Innovative designs, materials, or cage configurations help dampen vibrations, minimize friction-induced noise, or improve the balance of rotating components. Low-noise and low-vibration bearings find applications in industries such as automotive, aerospace, or precision machinery, where quiet operation and smooth performance are critical.

6. Integration with Sensor Technology:

Recent advancements in steel ball bearing technology enable the integration of sensor technology within the bearings themselves. Sensor-enabled bearings can provide real-time monitoring of vital parameters such as temperature, speed, or load. This allows for proactive maintenance, condition monitoring, and predictive analytics, leading to improved system reliability, reduced downtime, and optimized maintenance schedules.

7. Sustainability and Environmental Considerations:

Advancements in steel ball bearing technology also focus on sustainability and environmental considerations. Manufacturers are developing bearing solutions with reduced friction, lower energy consumption, and improved recyclability. Additionally, advancements in lubrication techniques, such as the use of environmentally friendly lubricants or dry lubrication systems, help minimize environmental impact. These innovations align with the growing emphasis on sustainability and contribute to reducing the carbon footprint of industrial operations.

Overall, innovations and advancements in steel ball bearing technology drive improvements in performance, durability, versatility, and environmental sustainability. These advancements expand the range of applications, enhance system efficiency, reduce maintenance requirements, and contribute to the overall progress of various industries.

steel ball bearing

Can you provide examples of machinery or equipment that rely on precision steel ball bearings for reliable performance?

Precision steel ball bearings are integral components in a wide range of machinery and equipment, where their reliable performance is crucial. Let’s explore some examples of machinery and equipment that heavily rely on precision steel ball bearings:

  • Machine Tools: Precision steel ball bearings are extensively used in machine tools such as lathes, milling machines, grinders, and machining centers. These bearings enable smooth and precise movement of the spindle, lead screws, and other critical components, ensuring accurate positioning and high cutting performance.
  • Robotics: Precision steel ball bearings play a vital role in robotics applications, including robotic arms, joints, and linear motion systems. They provide low-friction movement, high positional accuracy, and repeatability, allowing robots to perform precise tasks with efficiency and reliability.
  • Aerospace and Aviation: The aerospace and aviation industries rely on precision steel ball bearings in various applications, such as aircraft engines, landing gears, control systems, and instrumentation. These bearings withstand high speeds, extreme temperatures, and heavy loads, providing reliable performance in critical aerospace operations.
  • Medical Equipment: Precision steel ball bearings are found in medical equipment like surgical tools, imaging systems, laboratory equipment, and dental instruments. These bearings contribute to smooth and precise movement, enabling accurate diagnoses, surgical procedures, and laboratory analysis.
  • Automotive Industry: Numerous automotive components depend on precision steel ball bearings for reliable performance. These include wheel bearings, transmission systems, steering systems, engine components, electric motors, and suspension systems. Steel ball bearings ensure smooth operation, reduced friction, and extended service life in these critical automotive applications.
  • Industrial Machinery: Precision steel ball bearings are used in various industrial machinery, such as pumps, compressors, conveyor systems, printing presses, textile machines, and packaging equipment. These bearings enable efficient power transmission, reduce friction losses, and ensure reliable operation under demanding industrial conditions.
  • Electric Motors and Generators: Electric motors and generators rely on precision steel ball bearings to support the rotor and enable smooth rotation. Steel ball bearings in these applications minimize frictional losses, enhance efficiency, and provide long-lasting performance in both residential and industrial settings.
  • High-Speed Spindles: Precision steel ball bearings are essential components in high-speed spindles used in applications such as woodworking, metalworking, and PCB manufacturing. These bearings enable the spindles to rotate at high speeds with minimal vibration, ensuring precise cutting, drilling, and milling operations.

These are just a few examples of machinery and equipment that heavily rely on precision steel ball bearings. In general, any application that requires precise motion control, low friction, high durability, and reliable performance can benefit from the use of precision steel ball bearings.

steel ball bearing

What are steel ball bearings, and how are they used in mechanical systems?

Steel ball bearings are a type of rolling element bearing that consists of small spherical balls made of steel. They are widely used in various mechanical systems to reduce friction and facilitate smooth rotational motion.

Steel ball bearings work by placing the balls between two rings, known as the inner and outer raceways. The balls roll freely between these raceways, allowing for the transmission of radial and axial loads. The raceways are typically made of hardened steel to provide durability and minimize wear.

These bearings offer several advantages in mechanical systems:

  1. Reduced Friction: Steel ball bearings have a low coefficient of friction due to the smooth rolling action of the balls. This reduces the amount of energy required to rotate the shaft or assembly, resulting in improved efficiency and reduced wear on the components.
  2. Load Distribution: The spherical shape of the balls allows for even distribution of loads across the raceways. This enables the bearings to handle both radial and axial loads, making them suitable for applications with different types of forces.
  3. High-Speed Operation: Steel ball bearings are capable of operating at high speeds due to their low friction and efficient rolling action. They are commonly used in applications such as electric motors, automotive engines, and machinery that require rapid rotational motion.
  4. Versatility: Steel ball bearings are available in various sizes and configurations, making them adaptable to different mechanical systems. They can be found in a wide range of applications, including robotics, aerospace, medical equipment, and industrial machinery.
  5. Longevity: With proper maintenance and lubrication, steel ball bearings can have a long service life. Regular lubrication helps to minimize friction and prevent corrosion, ensuring smooth operation and extending the lifespan of the bearings.

In mechanical systems, steel ball bearings are used in a variety of applications, including:

  • Rotating shafts and axles
  • Wheel assemblies in vehicles
  • Gearboxes and transmissions
  • Machine tools
  • Conveyor systems
  • Robotic joints
  • Electric motors and generators
  • Pumps and compressors

Overall, steel ball bearings play a critical role in minimizing friction and enabling smooth motion in mechanical systems, contributing to improved efficiency, reliability, and longevity of the equipment in which they are used.

China supplier Spare Parts Stainless Steel Bearings 689 2RS Deep Groove Ball Bearing 1688   bearing assemblyChina supplier Spare Parts Stainless Steel Bearings 689 2RS Deep Groove Ball Bearing 1688   bearing assembly
editor by CX 2024-04-03

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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