In the paper industry, a paper cutter is a device that can cut paper into flat paper. As a traditional product, the paper cutter is one of the most important equipments for printing, papermaking and other industries. According to the different cutting knives, it is divided into flick cutter and flat cutter. According to different control methods, it is divided into automatic paper cutter, program-controlled paper cutter, digital display paper cutter and so on. Different paper cutters have different uses, and the price of paper cutters also varies.

        During the cutting process with a paper cutter, the choice of the angle of the cutting edge of the cutting knife is very important. A good paper cutter needs to be equipped with a good blade and knife grinding process. Many users often ignore the problem of blades when using paper cutters. If the sharpening method, method, angle, etc. of the cutting knife are not correct, the impact during cutting will increase, resulting in loosening or even breaking of the safety screw, resulting in acute injury.