... shapes; 3.Suitable for all kinds of metallic; grinding machine Brief: 1. Obtain surface roughness less than ... different industries,such as Turbine,Mining machinery,Mechanical valve,Petroleum Machinery,Bearing mechanical, Mold,Paper machinery, ... all kinds of machine tools,such as lathe,grinding machine,boring machine,milling machine,planning machine,spherical lathe and CNC machine tools,ect, ...