• 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 SGA-series are solidly-built surface grinding machines, featuring automatic vertical feed. All main parts, like stand, base and apron are made of high-quality grey cast iron. The wide range of accessories make these models very cost-effective for tool and die making.


    Specification SGA-2550AH/AHR/AHD
    Table size (L×W) 500×250 mm
    Max. longitdinal travel 520 mm
    Max. cross travel 260 mm
    Max.distance from spindle center to table 450 mm
    Magnetic chuck size 500×250 mm
    Speed of table longitudinal movement 7~23 m/min
    Table transverse movement Auto feed 0.1~8 mm/min
    Rapid speed 990 mm/min
    Feed of handwheel 0.02 mm/div.
    Wheelhead vertical movement Auto feed -(H/R mode)0.005/0.1/0.02/0.03/0.04/0.05(Only for D mode)  mm/stroke
    Rapid speed -(H mode)610 (Only for R mode) 480 (Only for D mode)  mm/min
    Feed of handwheel 0.005 mm/div.
    Grinding wheel Speed 50Hz  2800  rpm
    60Hz  3600  rpm
    (OD×W×ID)Size Φ200x20x31.75
    Spindle motor 2.2 kw
    Hydraulic motor 1.5 kw
    Cooling pump motor 0.04 kw
    Elevating motor -(H mode) 0.25 (R mode) 0.75 (D mode,servo motor) kw
    Cross feed motor 0.04 kw
    Max loading capacity of table (include magnetic chuck) 200 kg
    Total rated power 4 kw
    Surface roughness Ra≦0.25 μm
    G.w 1400 kg
    Packing size (L×W×H) 2050×1500×1980 mm

    Main Features

    1.Plastic-coated counter guide in x- and y-axis assure a low slip-stick-effect.

    2.V-flat longitudinal table guide, double-V cross table guide.

    3.Spindle features axial and radial, clearance-free, pre-tensioned bearings.

    4.Seperate hydraulic unit with heat exchanger to omit vibrations and thermal load.

    5.Special hydraulic system guarantees gentle table adjustment even at full load.

    6.Solidly constructed and well supported structure assures high stability.

    7.Digitally controlled, automatic vertical feed with servo motor.

    8.Infeed via rapid feed to height of workpiece, adjustable to finishing and sparking, automatic lift at program end.

    9.Adjustable longitudinal and cross table movement via end stops.

    Machine Details

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