It is suitable for pregrinding、 grinding polishing metallographic specimens. Since the machine is speed-adjusted by a transducer, it can run from 50rpm to 1000rpm , which favors the machine with wide applications Main Technical Parameters 1.Working voltage: 220V 50HZ 2. Diameter of grinding disc: φ230mm rotate speed:50-1000rpm 3. Diameter of polishing disc: φ200mm rotate speed:50-1000rpm 4.Motor: YSS7124,550W 5.Overall dimensions: 650*370*310mm 6.Weight: 30kg |