... and so on3.Process: wax injection, wax welding, dipping, sand-coating, shell-making, dewaxing, cleaning, pouring, cutting.4.Weight rang: ... 0.1 to 100kg5.Used for auto, valve, train, craft, door handle, hydraulic pressure, minerals machinery ... and excellent services, we carry out a strict quality control system in accordance with ISO9001 standards. We track the progress of ...