Find high quality copper with competitive price here. Please rest assured to buy copper with Shaanxi Rongbao Machinery Electronics Co.,Ltd

Cast copper, cast iron special mold, the furnace of copper or hot metal poured into the gypsum-like inside, such as gypsum cooling after the broken gypsum, which is the way the product is, whether copper or iron process are the same, this is a small batch Simple processing method, if the mass production can only be made into molds (die-casting mold to produce, so that you can save costs).