Explosion-proof rubber strip is the most practical material to solve the problem of die-cutting fluff, edge burst and connection point breakage, and it is the best guarantee to improve the speed of automatic die-cutting machine. It is suitable for die-cutting of pit paper, which can not only protect the pit paper from being damaged, but also prevent edge bursting and fluffing. Instructions: 1. There are two sides of the die-cutting knife, one on each side, which is installed close to the knife body; 2. The glue should use quick-drying glue, which can only be used after the glue is completely dry; otherwise, there will be displacement, resulting in the opposite effect; 3. Hardness selection, it is recommended to use white, 70-degree arched rubber strips for cardboard. If indentation occurs above 450G, please use 50-degree arched rubber strips; for pit paper, 50-degree arched rubber strips are used to protect the tiles. The pit is not deformed;