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Center Hole Grinder


The Center hole Grinders are designed for grinding the center holes of workpieces to ensure the accuracies of its following OD grinding operations. There are 2 different grinding modes, Workpiece Rotation Grinding Mode and Grinding Wheel Revolution Axis Grinding Mode, to fulfill various requirements. They are easy-to-operate machines.

工件 Diameter of Workpiece Ø5~Ø150(0.2"~6")
  Length of Workpiece 50~1000(2"~40")/50~1200(2"~48")
  Max Weight of Workpiece 100kgs(220lbs)
Grinding Capacity Cone Angle of Center Holes 60°
  Diameter of Center Holes Ø2~Ø50(0.08"~2")
  Planetary Axis Stroke 1.5(0.06")
Grinding Spindle Diameter of Grinding Wheel Ø25(O1")
  Speed of Grinding Spindle 8000~20000rpm
Motor Grinding Spindle Motor 220V / 1.5 HP / 3 ph
  Planetary Axis motor 220V / 100W / 3 ph
  Dust Collection Motor(opt.) 220V / 0.5 HP / 3 ph
Vertical Downfeed Max. Stroke 200(8")
  Micro Feed (Handwheel per Revolution) 0.125
  Micro Feed (Handwheel per Granduation) 0.0125
Dressing Device Diamond Dresser 80(3.2")
  Handwheel Per Revolution 1.5(0.06")
Electricity Power Source 220 V , 50 / 60 Hz , 3 ph
  Electric Power 1.5 KVA
Weight Net Weight 1000kgs (2200lbs)

•Speed of grinding wheel spindle is from 8000 to 20000

•Grinding Spindle Motor 1.5 HP with adjustable speed

•Planetary Axis Motor 100W with adjustable speed

•Standard grinding wheel Ø25 mm

•Work Piece Rotation Motor 100W

•Manual swing-down diamond dresser •Safety Wheel Guard design