A variety of molds and tools used in industrial production to produce desired products by injection molding, blow molding, extrusion, die casting, or forging, smelting, stamping, etc. In short, a mold is a tool used to make a molded article. this tool consists of various parts, and different molds consist of different parts. It realize that processing of the shape of the article mainly through the change of the physical state of the for material.
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