It can easily lead to poor lubrication effect during the production process, jamming, rapid wear, large fluctuations in product quality, and poor stability. The hammer head of the die casting machine is the injection head. The hammer head of the die-casting machine is a cast iron accessory connected to the injection rod and in contact with the barrel (called the injection head in most factories). The hammer head consists of a hammer handle, a hammer head, and a steel ring.