... .self/automatic metal polishing machine. 2,Mini order:1set. 3,Feature:ISO9001:2000. 4.PLC Specifications:A),Polishing machine is used for polishing ... .Roughness as 0.1 um4.Speed : 8m2/ h5.Automatic polishing machine .Machine advantages:1,Easy-handing and safety.2,Advantage design.3 ... and good heat distribution.5,Durable and reliable.6.Automatic polishing machine .If you have any questions,pls do not ...