Cold chamber die casting machine are a type of die casting equipment, its working principle is that through the way of spoon for soup to pour molten metal liquid injection room (cylinder), and then use injection piston (hammer) to push high-speed liquid metal into the mold, in the case of keeping pressure cooling solidification and get the finished product a casting equipment.The applicable die casting metals are usually aluminum alloy, pure aluminum, magnesium aluminum alloy, copper alloy, etc.