... 20-1200 mesh ,with mirror polished .C),Specification of the polish machine :D),Diameter 1000 - 8000 mm.E),Automatic polishing machine .Feature of the ... um4.Speed : 8m2/ h5.Automatic polishing machine .Machine advantages:1,Easy-handing and safety.2,Advantage design.3,Almost full automatic control.4,Equality heat ...