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Expert Sand Casting Makers China - Sand casting is the oldest method of producing castings in which a molten material is added into the mold cavity made of sand. Apart from the greatest huge difference in the two processes - the materials used to create the molds - die casting and sand casting have differences in program as well sand casting china . In prior sand casting automation study studies, implementation of accurate putting of the molten metal requires molds on the conveyor range to be same size, having same putting cup area and radius. The sand casting process requires producing a mold from a three-dimensional sand pattern, then stuffing the mold cavity with molten metal, which is then cooled and solidified. Sand casting means the generation techniques that need sand as the main molding product, it also means the casting products produced by these processes. In sand casting, the molten metal is added to the hole, that includes a structure manufactured from wood or metal.