A polished diameter 12X12MM - 95X95MM 2 grinding machining length 1500-7000MM 3 Number 36 4 grinding Shaft diameter 36MM material chrome steel grinding motor power 5.5KW 6 5 guide wheel motor power 5.5KW 7 total power 203.5KW 8 Maximum wheel diameter 100-400MM 9 installed maximum thickness 120MM 10 buff mounted wheel spindle speed 2800 rev / min 11 guide wheel speed 0-200 rev / min (adjustable) 12 workpiece feed speed 0-35 m / min (adjustable ) 13 rack airflow pressure range 0.2-0.6MPA 14 main seat height 700MM 15 10MM steel frame base 16 grinding plate 17 hoardings 10MM 16MM steel plate 18 voltage / frequency 380V / 50HZ 19 worm gear box WPSA70 single head 20 vertical wheel poly amine resin wheel 21 semi-automatic pneumatic feeders feeding, ordinary automatic cutting machine weight 14 tons 22 23 host size (length x width) 13200x1900MM failures and solutions include: 1, can not turn back the host starts; ways: Power , according to Figure access to 220V voltage, repair gear box, send repair service center 2, the motor does not start; ways: power on, press the reset switch thermal relay; replace the contactor; replace fuses 3, polishing grinding seat vibration ; way: grinding or replacement buff 4, severe bending tube polishing after polishing; approach: re-adjust the centerline, adjust the pressure grinding wheel 5, polished tube enough bright polished;: replace buff, wax; adjust grinding round