The blades of a shredder are important accessories on the shredder, and the quality of the blades directly affects the processing efficiency and cycle of the machine for waste materials. According to the classification of shredders, their blades are divided into single axis shredder blades, multi axis shredder blades, and so on. For example, multi axis shredder blades are claw blades, which are designed by various companies and installed on double axis or four axis shredders to reduce material size through crushing, tearing, and squeezing. These shredder blades are widely used for crushing waste plastics, waste rubber, wood, and other large volume waste materials. Single axis shredder blades are installed on the shaft of a single axis shredder, also known as moving blades, with a square shape and four sides of the blade edge. Arc, tapping hole in the middle. The part from the blade to the middle hole is concave inward, which is used in conjunction with the fixed blade on the tool hold…