There are also many precision parts and materials in automobiles, such as automobile brake pads, etc. In order to improve the safety of automobiles, it is necessary to ensure cutting accuracy. The traditional manual method is difficult to achieve accuracy, and secondly, the efficiency is low. Laser cutting can be used for faster batch processing. High efficiency, no burr, one-time molding and other advantages, these are the reasons why laser cutting machines are widely used in the automotive industry. Usuaully 2D or 3D cutting by fiber laser for car sheet.