... .application: car 4. process: aluminum die casting aluminum die castingOur company can produce various aluminm/zinc die casting parts, sand casting parts, gravitycasting parts etc.We ... , Clear anodize, Hard anodize, Natural oxidation, Black oxidation,hot galvanizedPlating: Zinc, Nickel,Silver,Tin,chrome,gold,Sand blasting.PolishingPaintingHeat treatment aluminum die casting