... 250 emplyees in our company. 3. Main Specifications of Precision Casting Parts ProcessLost wax casting(Silica sol process ... width glassproduction facility1.Casting facility: wax injector, paint mixer, medium-frequency induction furnace, box resistance furnace, cutting head machine, shot- ... services4, Products with much patents5, 17 years experience of mechanical seal6, ISO90017, We accept O/A and all ...