The ppr scissors are directly punched and cut and contact the ppr material. During use, the tip of the scissors will become blunt, the sharpness will decrease, and it is inevitable that there will be some rust when not in use, which will directly affect the perforation of the punched product The degree of regularity and smoothness.

The main maintenance method is to remove the ppr scissors when they are not in use, clean the surface and keep the tips of the scissors clean and tidy, and then apply a layer of engine oil and store them to avoid contact with the outside world during storage. If the tip of the ppr scissors is dull or not sharp, it should be repaired or replaced in time.