There are many reasons for loose paper, the main ones are: the rubber is not attached properly, the pressure is too heavy, the paper temperature is too high, the paper is too dry, and the cutter connection point is not set properly.

Die-cutting: Die-cutting is a cutting process for post-processing of printed matter. Printed matter or other paper products can be cut into die-cutting blades according to pre-designed graphics, so that Print shapes are no longer limited to straight edges and right angles. Another category is die-cutting machines used for precision electronic die-cut products. It is a comprehensive and complex cutting method that involves human resources, industrial equipment, industrial processes, management and other projects.