... ,machining center,plating,HeatTreatment,ect. description materialstainless steel, cast iron, pig iron, carbon steel, alloy steel, non-ferrous, grey iron, ductile cast, aluminum ... .surface treatmentHeat Treatment, Polishing, Plating, Machining, Anodizing, shot, sand blasting, zinc plated, oxide, galvanised etc.processlost wax process, die casting process, sand ...