... Iron, Malleable Iron, Stainless Steel, Carbon, Steel, Aluminum ,Brass, Bronze Clay Sand INVESTMENTSilica SolStainless Steel, Carbon ... Steel, Special Alloy Steel Bronze ,Brass, Aluminum Water glassFORGINGHammer ForgingStainless Steel, Carbon Steel, Alloy Streel ... Brass (Brass castings and Bronze castings)4.cast Aluminum (ASTM A 356T6; 380)B. the Forging ... machine,Planer and so on. CNC machining parts