• Certification: ISO9001 CE
  • Type: Horizontal
  • Warranty:  13 months
  • Voltage: As customers’ requirement
  • Color: As customers’ requirement
  • After-sale service: Available
  • Brand Name:WMTCNC

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    The crankshaft grinder Model MQ8260A is modified on the base of the Model MQ8206 and intended for use in the automobile. tractor, diesel engine works and their repair shops to grind the journals and crankpins of crankshafts.


    Max. work diameter x Max. lengthΦ580×1600 mm
    Max. swing over tableΦ580 mm
    Work diameter ground with steady restΦ30×100 mm
    Throw of crankshaft110 mm
    Max. work length ground in 3 jaw chuck1400 mm
    Max. work length ground between centers1600 mm
    Max. work weight120 kg
    Center height300 mm
    Work speed (rpm)25,45,95
    Max. cross movement185 mm
    Wheelhead rapid approach & withdrawal100 mm
    Wheelhead feed per turn of cross feed handwheel1 mm
    Wheel feed per grad of cross feed handwheel0.005 mm
    Wheel spindle speed740, 890 rpm
    Wheel peripheral speed25.6~35 m/sec
    Wheel sizeΦ900x32xΦ305 mm
    Table traverse per turn of handwheel coarst5.88 mm
    Table traverse per turn of handwheel fine1.68 mm
    Table swivel (taper 18/100)
    Table swivel per grad of scale (taper 1:50)10
    Overall capacity of motor9.82 kw
    Overall dimensions (LxWxH)4166x2037x1584 mm
    Packing dimensions (LxWxH)4300x2200x2000 mm
    Weight6000 kg

    Main Features

    • Three different work speeds are obtainable by making use of the belts in the headstock.
    • Cross chucks are used in the headstock and tailstock.
    • Friction coupling is used in the headstock transmission chain for its easy adjustment.
    • Table traverse is operated either by hand or by power.
    • Whee head rapid approach and withdrawal is effected through hydraulic means.
    • The wheel spindle being of 80mm in diameter has good rigidity and strength.
    • Use is made of roller ways for wheel head movement.
    • The bed ways and wheel head are lubricated in an automatic cycle by means of the oil pump.


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