Home / Products / Deep groove ball bearing 63 series

Deep groove ball bearing 63 series OEM/ODM

We are a bearing manufacturer integrating the research, development, and sales of bearings. We stick to the principle of quality first, service first" for the management, Equipped with a modern fully automatic production line, and advanced detection instruments, and have established a professional product laboratory to ensure the performance of products in various fields.

As professional OEM/ODM Deep groove ball bearing 63 series manufacturers and Deep groove ball bearing 63 series factory, Our bearings are widely used in complete products in engineering machinery, agricultural, and packing industries, in addition to various applications at airports, in air-conditioning systems, conveying devices, ships, and so on. Especially in the field of RO pumps, The company has been working in professional research and development of water pump bearings for more than ten years since 2009. Over the past 10 years, we have continuously improved and designed special pump bearings for pumps according to all customer's requirements, which greatly improved the overall quality of the pumps and was well received by customers.

Cixi Bao Li Bearing Manufacturing Co., Ltd.


We Are a Bearing Manufacturer Integrating The Research, Development, And Sales of Bearings.


How does the design of a 63 series deep groove ball bearing contribute to its high precision?
The design of a 63 series deep groove ball bearing plays a crucial role in achieving high precision in its operation. These bearings are designed to minimize the clearance between the balls and the raceways, allowing for smooth rotation and accurate positioning. Here are some key design factors that contribute to the high precision of a 63 series deep groove ball bearing:

1. Material selection: High-quality materials are selected for the construction of these bearings to ensure durability and precision. The inner and outer rings, as well as the balls, are commonly made of bearing-grade steel or ceramic materials. The use of such materials helps in reducing distortion and maintaining dimensional stability, leading to high precision.
2. Cage design: The cage holds and guides the balls in place within the bearing. In a 63 series deep groove ball bearing, the cage is usually made of stamped steel or reinforced nylon. The design of the cage is optimized to provide sufficient space for the balls while minimizing friction and ensuring uniform ball spacing. This helps in reducing vibration and enhancing the overall precision of the bearing.
3. Raceway design: The raceways are the contact surfaces between the balls and the inner and outer rings of the bearing. In a deep groove ball bearing, the raceways are designed with a curved profile to ensure even distribution of the load across the balls. This design minimizes edge stresses and allows for smooth rolling, resulting in a high level of precision.
4. Ball design: The balls used in 63 series deep groove ball bearings are precision-grade and made to strict tolerances. These balls are typically manufactured with high precision machining techniques to ensure consistent size, roundness, and surface finish. Precise balls contribute to reduced vibration and friction, leading to improved precision.
5. Lubrication: Proper lubrication is crucial for the smooth operation and longevity of any bearing. In a 63 series deep groove ball bearing, the lubrication is carefully selected based on the operating conditions and precision requirements. High-quality lubricants with appropriate viscosity and additives are used to minimize friction and wear, thereby maintaining the precision of the bearing.
6. Sealing and shielding: To protect the internal components from contamination and retain the lubricant, 63 series deep groove ball bearings are often equipped with seals or shields. These features not only ensure the cleanliness of the bearing but also contribute to its precision by preventing the ingress of dirt, dust, and moisture.

How does the internal clearance of a 63 series deep groove ball bearing impact its performance?
The internal clearance of a 63 series deep groove ball bearing refers to the space between the rolling elements (balls) and the inner and outer raceways of the bearing. It plays a critical role in determining the performance and characteristics of the bearing. Here are some ways in which the internal clearance impacts the performance of a 63 series deep groove ball bearing:

1. Friction and Heat Generation: A proper internal clearance ensures that there is adequate space for the rolling elements to move freely. If the clearance is too tight, it can increase friction between the rolling elements and the raceways, leading to excessive heat generation. This can cause premature wear and failure of the bearing. On the other hand, if the clearance is too loose, it may result in less contact between the rolling elements and the raceways, reducing the load-carrying capacity and causing the bearing to run hotter.
2. Load Distribution: The internal clearance directly affects the load distribution among the rolling elements. A correct clearance ensures an even distribution of loads across the rolling elements, preventing overload on any individual ball or raceway. This promotes smooth and efficient load transmission, reducing stresses in the bearing and improving its overall performance.
3. Running Accuracy: The internal clearance also influences the running accuracy of the bearing. An appropriate clearance ensures precise and stable rotation of the bearing, minimizing any deviation from the desired path. This is crucial for applications requiring high positioning precision, such as machine tools, robots, and precision instruments.
4. Vibration and Noise: Improper internal clearance can lead to increased vibration and noise levels in the bearing. Excessive clearance can result in movement and vibration of the rolling elements, causing noise and reducing the smoothness of operation. Conversely, insufficient clearance can generate high contact forces between the rolling elements and the raceways, leading to increased vibration and noise levels. A proper internal clearance helps to minimize vibrations and noise, enhancing the overall performance and reliability of the bearing.
5. Temperature and Lubrication: The internal clearance has an effect on the lubrication and temperature characteristics of the bearing. Adequate clearance allows for sufficient lubricant flow and retention, ensuring proper lubrication and cooling of the bearing surfaces. This helps in reducing friction and heat generation, prolonging the bearing's service life.