AHD: Left and right hydraulic drive, Infront and back stepper motor, up and down servo motor. NC: Left and right hydraulic drive, Infront and back servo motor, up and down servo motor. CNC: X,Y,Z,Three axis servo motor CNC control. Main item Double Column Type Surface Grinding machine: ETLD-60150NC Worktable Electromagnet table size(x*y): 500 mm x 600 mm Left and right X-axis travel: 1700 mm Max center of wheel to table: 570 mm Two column passed maximum workpiece size: 1000 mm Worktable Maximum loading capacity: 5000 kg Worktable feed speed� : 5-30 m/min Table t-slot specification: 18x3 mm*n Grinding wheel size max: 500 x 203 x 50-75 mm Spindle motor: 20 x 4 HP*P (50HZ/60HZ) Grinding wheel speed: 1450 R.P.M Size Height of machine(Move to top Height): 3200mm Layout Floor space(Length X width): 4450mm x 2450mm Weight: 8800kg We will continue to bring you high quality and a variety of machining center equipment. Single-minded, do a good job of machinery, good service hexahedral processing, that is, the perfect quality and excellent global after-sales service!