The overmolding is one of China’s plastic molding processing methods. With plastic material or parison as raw material, make its external force by heating and a method of the shape of the products needed.
Overmolding is the piece, pipe, plate, such as plastic material, heating in a kind of rubber state, deformation by external force and moulding for all kinds of simple shape, then through cooling stereotypes and products. Over-molding including the hollow blow molding, thermoforming, stretching film forming method, such as only applies to thermoplastic plastic molding. Chinese over-molding is in molding on the basis of a method.