1 Cast iron pump parts 2 OEM service 3 Two foundries,one machining ... specializes in pump, pump parts and other machinery parts manufacturing for 6 years, with two foundries and one machining factory, always ... ProcessPrecision casting, Sand casting, Investment casting, Silicasol castingCasting MaterialCast Iron, Grey Iron, Ductile Iron,Carbon Steel, Stainless steel, Alloy steel, Special steel, Wear ...