The cutting sharp resistance of this product is small, the cutting efficiency is 1-2 times higher than that of the general ultra thin products, and the durability is greatly improved, which is 3-4 times of the general ultra thin film products. Because the thickness is only 1 mm, the material is greatly saved when used. This product is mainly used for cutting stainless steel or alloy pipes, bars and special-shaped steel with diameter less than 25 mm and thickness less than 5mm, it is also widely used in cutting of ordinary carbon steel and other metal materials. It is light, flexible and widely used, which can be used to replace the traditional brown corundu