Twice scraped slide way,which could assure the accuracy of the machine. High quality electric components Radius tolerance of spindle<=0.002mm vertical value of ram slide way<=0.005mm,processing accuracy<=0.005mm. AHR: Longitudinal and Cross ward Automatically,Z axis with Elevating motor Table size 460*200mm Travel X*Y 550*215mm Table slide waySteelball Max. Distance fromSpindle centerto WorkingTable 475mm Auto Cross Ward Feed --/0.1-8 Auto Cross Ward Rapid moving speed --/820 Cross Ward Feed of Hand Wheel4(1Rev),0.02(1Div) Auto Vertical Feed --/0.001-0.02 Auto Rapid Moving Value --/130 Vertical Hand Wheel Feed 2(1Rev),0.01(1Div) Rotation Speed 2850RPM Grinding Wheel Size Φ200*(6-20)×Φ31.75mm Spindle motor 2×2HP Hydraulic motor 1×4HP Cross Ward Driven Motor 0.05×4HP Vertical Driven Motor 0.1×4HP Coolant Pump Motor 0.12×2HP Dust Clean Motor 0.75×2HP Net weight 1300KG