Bearing parts case - CBN tooling for hardened steel bearing inner ring-WSS Precision Tools (Shanghai) Co., Ltd.

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    Bearing parts case - CBN tooling for hardened steel bearing inner ring



    In order to improve the wear resistance of mechanical components and increase their service life, many structural steel components are often quenched and processed. However, the high strength and hardness of quenched components and their poor plasticity can cause problems for turning.



    The performance of tools is important to the efficiency and accuracy of turning operations. Improving the performance of tools has been one of the challenges continuously explored and discussed in the machinery and equipment manufacturing industry.


    The CBN material for high-speed finishing, which has even better wear resistance, continues to improve its chipping resistance alongside its wear resistance.


    The cases are as follows





    Tool drawing number: 067814/067815

    Workpiece name: Bearing inner ring

    Workpiece material: bearing steel

    Workpiece size: 80mm*45mm 

    Roughness:Ra1.2

    Material hardness: HRC60

    Machining method: Turning

    Machining process: Rough and fine flat bore


    Tool brands

    WSS

    National brands

    Specification

    VCGT160404

    VCGT160404

    VC(m/min)

    200m/min

    200m/min

    f(mm/rev)

    0.07mm/rev

    0.07mm/rev

    Ap(mm)

    0.3mm

    0.3mm

    T/L(Longevity)

    Rough machining 20~30 pieces

    Finishing 70~80 pieces

    Rough machining 20~30 pieces

    Finishing 70~80 pieces




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