Lost Wax Investment Precision Casting Steel Auto Parts

Lost Wax Investment Precision Casting Steel Auto Parts Investment Casting usually refers to a casting scheme in which the pattern is made of fusible materials, the shell is made of several layers of refractory materials on the surface of the pattern, and then the pattern is melted out of the shell, so as to obtain a mold without parting surface, which can be filled with sand after being roasted at high temperature. Because of this principle, investment casting can form a lot of complex...