The company mainly produces self-aligning roller bearings, tapered roller bearings, cylindrical roller bearings, and thrust bearings and ball bearings and other general-purpose bearings with an inner diameter of 100mm or more and an outer diameter of 1000mm or less. 


Turning Process Line

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◇ There is a rough turning line and a fine turning line in WBJF

◇ WBJF possesses 50 sets CNC turning machines.

◇ All fine turnings are processed with CNC machines.


Large size rings are all fine turned instead of rough grinding

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Heat Treatment Process Line

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Full automatic isothermal salt bath quenching lineCarburized and large size heat treatment lineRoller quenching line


Grinding Process Line

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Assembly Workshop

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Demagnetizing- Washing- Drying - Oiling line

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