As a substitute for steel, aluminum plate has developed rapidly in recent years, and the demand has been rising. It is widely used in a wide range of fields and is a common material in life. It is light in weight, easy to process, corrosion resistance, good conductivity, easy to recycle, easy surface treatment, good plasticity, not easy to rust, and has a long service life. It is an ideal processing material, especially in the fields of ships, refrigerators, molds, and aerospace equipment.