... Silicon bronze; Zinc alloy; Gray iron etc.ProcessingMetal fabrication, machining, welding,punching, drilling, turning, milling, grinding, rolling, stamping, bending, ... decrement plating or as your request.Machinery and equipments Puruima laser cutting, Hass processing centers and CNC milling machines, common ... material from 3mm to 14mm etc. cnc machine parts(laser cutting,stamping,welding services)