... :0.02mm Material we can work on: Aluminium: ASTM 380,2017,2011,2024,5052,5053, ... 1030,1045,1060,12L14,1144,4140,4130 etcBrassCopperBronzeIronZinc alloy etcFinish we can provide:Black anodize, Clear ... ,Silver,Tin,chrome,gold,Sand blasting.PolishingPaintingHeat treatmentEquipments:For castings: medium frequency induction furnace, coal furnace, ... ,Polishing machine, grind machine etc aluminium alloy casting