http://www.mh-metal.com/metal-....stamping/copper-stam Stamping The copper stampings undertaken by our company are mainly used for living decoration. The requirements for the products' appearance, accuracy, and quality are high. They should be beautiful, light, uniform, and challenging. When purchasing suitable copper materials, the punching machines is low. If the product needs multiple processes, one needs various stamping machines, and the other is to increase workers. Each punching machine completes one cycle and then moves to another piece of equipment. This not only reduces the stamping efficiency but also improves the product cost. Another processing method, we have to mention our multi-process stamping die. The multi-process stamp