Product Description

Product Description:

We mainly produce and supply deep groove ball bearings, adjustable roller bearings, tapered roller bearings and other mechanical equipment parts. This series is deep groove ball bearing, it mainly bears radial load, can also bear a certain amount of axial direction, this kind of bearing has small friction coefficient, high ultimate speed, different sizes and forms, suitable for precision instruments, low noise motor, automobile, motorcycle, general machinery, the most widely used bearing type in the mechanical industry.

Basic Info.

Circle&Roller Material GCr15,GCr15SiMn,GCr18Mo
Cage Material Brass,Steel
Precision P0,P6,P5,P4,P2
Clearance C2,C3,C4,C5
Hardness HRC58-62
Number of Row single/double/multi row
GREASE SRL ,PS2, Alvania R12
Certificate ISO9, 422740 used in cement industry.And FC, FCD series used inSteel Industry.

Other series:

Company Introduction:
HangZhou yilian bearing Co. Ltd, is located in zhuzhuang industrial park. My company is a collection of research. The company was founded in 2014, and gradually developed and expanded by manual workshops. In 2015, the company was officially incorporated into the standard enterprise, with a registered trademark of DUZ. After many years of production and sales experience, talent and customer accumulation, yilian bearings in the deep ditch ball import and export industry rose rapidly.
Now the company has built a standard production plant, covering an area of 1500 square meters. The company is equipped with advanced production equipment and testing instruments, including automatic grinder, automatic superfine machine, fitting and matching set, large cleaning machine and other precision equipment, which ensures our production strength and stability of bearing quality. This company mainly produces which inner diameters ranging from 20mm up to 1500mm. Bearing precision has come up to P0, P6 and P5 are widely applied in metallurgical, mining, petrochemical, mechanical, Paper-making
We main produce deep groove ball bearing, pillow block bearing, taper roller bearing, quality P0 P6, AND Z1V1 Z2V2 Z3V3.
The company specializes in the production of deep groove ball bearings, outer ball bearings assembly taper roller bearings. Our products are sold to all provinces and cities in China, and exported to more than 10 countries and regions such as the United States, Germany, Ukraine, Russia, Britain and South Africa. Yilian bearing sincerely welcomes customers from home and abroad to discuss business, exchange and cooperation.


Common Problem:

What can we offer? 

1. OEM,ODM, customization, customer’s logo 
2.Certificate: SGS, ISO9001; GB/T 19001 – 2008
3. Qualified product 
4. Technical support 
5. Service

What product can we offer? 

Deep groove ball bearing bearings, adjustable roller bearings, tapered roller bearings and other mechanical equipment parts. with bore size from 10mm-110mm.

What is the feature of  deep groove ball bearing?

Competitive price
High speed
Low friction
High precision
Low maintainance
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Contact Angle: 15°
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single
Load Direction: Radial Bearing
Material: Bearing Steel


Customized Request

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

How do steel ball bearings perform in high-speed or high-load applications?

Steel ball bearings are engineered to perform reliably in both high-speed and high-load applications. Let’s explore how these bearings handle such demanding conditions:

High-Speed Applications:

In high-speed applications, steel ball bearings are designed to minimize friction and maintain stability, allowing for smooth and efficient operation. The key factors that contribute to their performance in high-speed applications include:

  • Cage Design: Steel ball bearings often incorporate a cage or separator that holds the balls in position. The cage design is optimized to reduce friction, minimize ball-to-ball contact, and prevent excessive heat generation at high speeds.
  • Ball Material and Quality: Steel ball bearings use precision steel balls that are manufactured to strict tolerances. The balls are typically made from high-quality bearing steel, ensuring uniformity, roundness, and smooth surfaces. These characteristics reduce rolling resistance and enable reliable performance at high speeds.
  • Lubrication: Proper lubrication is crucial for high-speed applications. Lubricants with low viscosity and high-temperature resistance are selected to minimize friction and heat buildup. Lubrication also aids in dissipating heat generated during operation, preventing bearing damage.
  • Bearing Preload: In high-speed applications, bearing preload is often applied to maintain proper contact between the balls and raceways. Preload helps to eliminate internal clearance and minimize ball skidding, ensuring stable operation and reducing the risk of vibrations or premature failure.

High-Load Applications:

Steel ball bearings are also designed to handle high-load applications, where heavy forces are exerted on the bearings. Here are the factors that contribute to their performance in high-load conditions:

  • Material Strength: Steel ball bearings are typically made from high-strength bearing steels that can withstand significant loads without deformation or failure. These steels are engineered to have excellent hardness, toughness, and fatigue resistance, ensuring reliable performance under heavy loads.
  • Bearing Geometry: The geometry of steel ball bearings is optimized to distribute and support the load evenly across the balls and raceways. This design helps minimize stress concentrations and prevents premature wear or fatigue failure in high-load conditions.
  • Cage Design: The cage or separator in steel ball bearings also plays a role in high-load applications. It helps maintain proper ball spacing and alignment, ensuring efficient load distribution and reducing the risk of ball-to-ball contact or skewing under heavy loads.
  • Lubrication: Adequate lubrication is essential to reduce friction and prevent excessive heat generation in high-load applications. Lubricants with high viscosity and extreme pressure additives are commonly used to provide a protective film between the balls and raceways, minimizing wear and extending the bearing’s lifespan.
  • Bearing Clearance: In high-load applications, bearing clearance is carefully selected to accommodate the expected load and prevent excessive internal play. Proper clearance ensures that the bearing can effectively handle the applied load without compromising performance or causing premature failure.

By considering factors such as cage design, ball material, lubrication, preload, geometry, and clearance, steel ball bearings are engineered to perform reliably in both high-speed and high-load applications. These bearings are capable of withstanding the demanding conditions and providing smooth operation, reduced friction, and extended service life in challenging industrial environments.

steel ball bearing

Can you describe the load-carrying capacity and load ratings of steel ball bearings?

Load-carrying capacity and load ratings are important factors to consider when using steel ball bearings in mechanical systems. Let’s delve into these aspects in detail:

Load-Carrying Capacity:

Load-carrying capacity refers to the maximum amount of load that a bearing can support without experiencing excessive deformation or failure. Steel ball bearings are designed to handle both radial loads (perpendicular to the shaft) and axial loads (parallel to the shaft). The load-carrying capacity of steel ball bearings depends on various factors, including the size and number of balls, the quality of the steel used, and the design of the bearing.

Radial Load: Steel ball bearings can carry radial loads, which are forces acting perpendicular to the shaft. The load-carrying capacity for radial loads is influenced by factors such as the ball size, the number of balls, and the contact angle between the balls and the raceways. The distribution of the load across multiple balls and the ability of the balls to roll smoothly help in evenly distributing the load and preventing excessive stress on individual balls.

Axial Load: Steel ball bearings can also support axial loads, which are forces acting parallel to the shaft. Axial load-carrying capacity is determined by the design of the bearing, including factors such as the contact angle, ball size, and the presence of thrust-specific features like retainers or washers. Bearings specifically designed for axial loads, such as thrust ball bearings, are optimized to handle high axial loads while maintaining smooth motion.

Load Ratings:

Load ratings provide standardized values to help engineers and users select the appropriate bearing for a given application. The load ratings indicate the maximum loads that a bearing can carry under specific conditions without exceeding a certain level of deformation or fatigue life.

Dynamic Load Rating (C): The dynamic load rating represents the maximum radial load or axial load that a group of bearings can carry for a specified number of revolutions or operating hours, without premature failure due to fatigue. It is typically expressed in Newtons (N) or pounds-force (lbf). The dynamic load rating is important for applications with rotating or oscillating loads, as it helps determine the bearing’s suitability and expected service life under dynamic conditions.

Static Load Rating (Co): The static load rating indicates the maximum radial load or axial load that a bearing can withstand without permanent deformation. It is measured under stationary or non-rotating conditions and is typically higher than the dynamic load rating. The static load rating is crucial for applications with sustained or long-duration loads, where the bearing may experience prolonged stress without rotation.

Manufacturers provide load ratings for different types and sizes of steel ball bearings, enabling engineers to select the appropriate bearing based on the anticipated loads and operating conditions of the application.

In summary, the load-carrying capacity of steel ball bearings depends on their design and factors such as ball size, number of balls, and contact angles. Load ratings, including dynamic load ratings and static load ratings, provide standardized values to guide the selection of bearings based on their ability to support specific loads without premature failure or deformation.

China OEM Deep Groove Ball Bearings/High Quality Bearing Steel Ball Insert   wholesalerChina OEM Deep Groove Ball Bearings/High Quality Bearing Steel Ball Insert   wholesaler
editor by CX 2024-02-06

Steel Ball Bearings

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