... 1,polishing grinding for No4No6 SB srfaces 2. metal sheet processing machine 3.width:6001300mm metal sheet polishing machinesSurfaces finish:No.4, No.6, Hairline ... .55MPa0.55MPa0.55MPaKeyword: grinding machine, SS grinding, stainless steel grinding machinery, polishing machine Polish Machine, Polishing Machine, Stainless Steel Polish, SS polish machine, metal sheet polishing machines