cutters, broaches, tool bits)
6. Automobile industry (pistons, piston rings, alloy wheels, etc.) as well as pens, glasses, etc., so that the surface is obtained with both beautiful and functional wear resistant layer. Main coated film layer are: gold ions, silver ions, titanium nitride film, titanium carbide film, a zirconium nitride film, a titanium aluminum alloy film, chromium nitride film, RP coated film and other super-hard functional metl film. The ion coated work piece after processing ca