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    Model MD215A Internal and end face grinding machine

    Home - Product - General-purpose internal grinding machine series

    Main characteristics of this machine tools

    This machine tools is mainly used for grinding of internal hole, stepped hole and internal tapered hole with small aperture.
    The guide rail of machine tools adopts double-V preload high-precision rolling guide rail with good rigidity. High-speed high-power electric grinding wheel spindle powered by static frequency converter is adopted, which is of low energy consumption and small noise. The feed mechanism adopts triple-roller system which is hydraulically controlled and has high precision. This machine is equipped with end face grinding device to ensure the perpendicularity of work piece internal hole and end face.

    Specification parameter list

    Model of machine tools MD215A
    Grinding aperture(mm) ф5-ф50
    Maximum grinding depth(mm) 80
    Swing diameter of work piece (mm) Inside the shell ф180
    Outside the shell ф220
    Maximum rotation angle of headstock (°) 30°
    Rotating speed of work piece (r/min) 280/400/560/800
    Rotating speed of grinding wheel (r/min) 16000-24000/48000-60000
    Rotating speed of end grinder (r/min) 1600
    Total power of machine tools (kw) 6.14
    Power of work piece motor (kw) 0.45-0.75
    Power of grinding wheel motor (kw) 1-4
    Outline dimension of machine tools (mm) 1580x1450x1560
    Weight of machine tools (kg) 1220
    Power supply used by machine tools 3N-50Hz 380V
    Working accuracy (according to standard specimen) Roundness of internal hole (μm) 3
    Cylindricity of internal hole (μm) 3
    Surface roughness of internal hole(μm) Ra0.63

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