Introduction: Surface grinders model:618A;M818A The machine can grind various surfaces and complicated profiles; It is especially suitable for the cases which needness pover feed; The spindle and leadscrew is imported.which possesses high precision andlong life; Mutiple labyrinth sesl is used on longitudinal direction.it is water-proofand dust-proof; Rolling ball guideway is used on longitudinal direction.it is light. convenient and flexible; Double v type guideways,which coated with rucite-bre used on crosswise; They possess good guideness and smooth movement; Vertical handwheel is fixed on bed which is convenient for users to prerate; Main specification Max.width to be ground: 165mm;220mm Max.length to be ground: 470mm;470mm Max.height to be ground: 350mm;350mm Table size: 150mm*460mm;210mm*450mm Max.distance from table surface to spindle center: 450mm;450mm Feed of vertical handwheel per rev: 1mm;1mm Feed of vertical handwheel per div: 0.005mm;0.005mm Grinding wheel size(OD*W*ID): 200mm*13mm*31.75mm;200mm*13mm*31.75mm Spindle speed: 60HZ:3450;50HZ: 2850 Power of spindle motor: 2HP/2P;2HP/2P Machine weight: 720kg;800kg; Package dimension(L*W*H): 1153*1373*1970mm;1153*1413*1970MM