The processing process of imported bearings usually includes multiple steps. The following is a general overview:

1. Material selection: First of all, selecting high-quality raw materials is the basis for manufacturing high-quality bearings. These materials often have excellent mechanical properties, wear resistance and corrosion resistance.

2. Forging processing: Forging processing is the initial processing in bearing ring processing, also called blank processing. Its main purpose is to obtain a blank with a similar shape to the product, improve the utilization rate of metal materials, save raw materials, reduce the amount of mechanical processing, and reduce costs.

3. Annealing: Annealing is a heat treatment process designed to improve the internal structure and properties of the material, eliminate internal stress, and make the material easier to process and form.

4. Turning processing: Turning processing is the semi-finished product processing of bearing rings, also called forming processing. Through turning, the processed ferrule can be made exactly the same shape as the final product and create favorable conditions for subsequent grinding. Turning can be done using either a centralized process method or a decentralized process method, depending on the production scale and needs.

5. Heat treatment: Heat treatment is an indispensable part of bearing processing. Heat treatment can improve the structure and performance of the material, and increase the hardness, wear resistance and fatigue strength of the bearing. During the heat treatment process, the heating temperature, holding time and cooling method need to be strictly controlled to avoid excessive thermal stress and deformation.

6. Grinding processing: Grinding processing is the final processing in bearing ring and roller processing, also called finished product processing. The main purpose of grinding is to make the dimensional accuracy and shape accuracy of the ferrule meet the design requirements, and to provide qualified ferrules for bearing assembly. Grinding processing usually adopts the dispersed process method, and multiple pieces of equipment can also be connected through loading and unloading devices to form a production line processing to improve production efficiency.

7. Bearing assembly: After the bearing is processed, it needs to be assembled. During the assembly process, it is necessary to ensure that the various parts of the bearing fit closely, rotate flexibly, and meet the design requirements.

8. Testing and inspection: After the bearing processing is completed, strict testing and inspection work should be carried out. This includes dimensional measurement, morphological observation, performance testing, etc. to ensure that the quality of the bearing meets relevant standards and requirements.

9. Surface treatment: The surface quality of the bearing has a great impact on its performance and service life. Therefore, during the processing process, appropriate surface treatment technologies, such as polishing, grinding, spraying, etc., need to be used to improve the smoothness and corrosion resistance of the bearing surface.