Specifications 1)investment casting 2)precision/lost wax casting 3)CNC,CMM 4)ISO 9001:2000,ERP Specifications1)investment casting 2)precision/lost wax casting 3)CNC,CMM 4)ISO 9001:2000,ERP 5)Ten-years' OEM serviceInvestment CastingMaterial and Equipments:Material:various kinds of brass,copper alloy,for example CuZn39Pb2,CuZn40,CuSn7ZnPb,CuAl10Fe3,C37700,C84400,C83600,C94300,C95500,CuSn12Ni2,HPb59 ...