1. Process: water glass process, colloidal silica process, lost wax process, soluble glass process2. Materials: stainless steel, cast iron, pig iron, carbon steel, alloy steel, non-ferrous, grey iron, ductile cast iron and so on3. Weight range: 0.1 to 100 kg4. Used for: auto, valve, train, craft, door handle, hydraulic pressure, minerals machinery, construction, agricultural machinery5. Have obtain ISO9001:2000 certification6. OEM and ODM service available7. Small orders accepted