Shoemaking equipment accessories Stainless steel castings

Shoemaking equipment accessories Stainless Steel Castings Investment casting process, simply speaking, is to use fusible materials (such as wax or plastic) to make fusible molds (like investment molds), and coat them with several layers of special refractory coatings, which are dried and hardened to form an integral mold, the mold is melted from the mold with steam or hot water, then the mold is placed in a sand box, filled with dry sand molding around it, and finally the mold is placed in a...