... customers' requirements:sample or dwg(drawing)Wax InjectionMix liquid wax slurry and solid wax together, inject wax into metal mould, fetch it out ... , with surface coated by the solution.StuccoingStucco the dipped wax molds with quartz sand, then dip into induration solution ... . The whole process repeats 6 times. Wax RemovalPut the thick coated wax molds into wax removal gutter, keep heating. After lost ...