... of Shanghai,more than 200employees in investment casting factory, mainly handle investment castings, precision castings/ ... services of die casting, sand casting,aluminum casting and iron casting. our factory that made investment casting is passed ISO9001 ... brass, copper alloySS304, SS316, CF8M, CF8, LCB, LCC, WCB, etcProduction capacityInvestment Casting:1500 tons/year; Sand Casting:8000ton/ ...