1) Sodium Silicate and Silicasol process precision castings 2) Standard: ASTM,JIS 3) Material: carbon steel , low alloyed steel ,stainless steel etc 4) Weight: 0.05- 80kg. 5) Manufacturing equipment : wax injector ,paint mixer , shot-blasting machine, manual sand-blasting machine, air compressor, welding transformers, medium-frequency induction furnace, box resistance furnace, coal-burning calcining kiln, press tester, cooling water machine, moistens the thick liquid machine, drenches the granulated substance machine , softened water contoller, dust remover, die head machine , temperature control cubicle, vertical processing center , NC milling machine , milling machine , NC lathe, radial drilling machine ,conventional lathe , sawing machine ,linear cutting machine etc. 6) Testing machine: direct-reading spectrometer,fluorescent magnetic particle inspection machine,detector,tensile test machine,hardness test machine and so on. customized parts, oem parts, special made parts