stone grinding machine grind,polish and crystallize Granite,Marble ,Terrazzo and ,Centralized control ,easily operation stone grinding machineTypeGrinder GE- ... 520Work depth0-0.7mmWork efficiencyAbout 2000(8 hours)Grinding slice(pc)6Weight((kg)165-205Water tank capacity ... 30Specification(L*W*H)650*750*130mmFeature:1.This grinding machines and polishing machines , alterable frequency, alterable ...