According to the molding of the different materials, mold can be divided into metal mold, plastic mold, as well as its special mold.

Metal mold is divided into: including stamping die (such as blanking die, bending die, drawing die, turn mold hole, shrinkage cavity mold, the ups and downs of mold, bulging die, plastic mould, die such as die forging, upsetting forging die, extrusion die, extrusion die, die casting mold, forging mold;

Non metal molds are also divided into: plastic mold and inorganic non-metallic mold. And according to the materials of the mould itself different mold can be divided into: sand mold, metal mold, vacuum mold, paraffin wax mould and so on. Among them, with the rapid development of polymer plastics, plastic mold and people's lives are closely related. The plastic mold can be divided into: injection molding, extrusion molding, gas assisted injection molding and so on.