What should I pay attention to when printing food packaging bags?

　　We all know that plastic packaging bags are generally printed on various plastic films, and then combined with barrier layers and heat-sealing layers to form composite films, which are cut and bagged to form packaging products. Among them, an indispensable key process in the production process of printing plastic packaging bags. Therefore, understanding and controlling the printing method and quality has become the key to the production of food packaging bags. Packaging manufacturers take you to understand what needs to be paid attention to in the printing of plastic packaging bags?

　　Food packaging bags can be divided into general food packaging bags, vacuum food packaging bags, puffed food packaging bags, boiled food packaging bags, daily chemical packaging bags, medical packaging bags, etc. Bags need to pay attention to what?

　　When printing food packaging bags, it is necessary to properly adjust the pressure of the rollers. If the packaging bags are accidentally printed, glue will be rolled up; if the ink color is too heavy, the solid base is too large, and it is easy to glue or ink rollers. So before printing, reduce the pressure on the cylinder and reduce the lining in the rubber. In order to avoid sticking glue, more adhesives should be added to the ink to avoid double sheets, multiple sheets, and skewed paper, and to ensure that the pressure of non-roll glue is even. Food packaging bags find problems in printing and deal with them in time.

　　Ink has a direct impact on the quality of printed matter, packaging plays a role in protection and decoration of goods, and the quality of packaging and printing will directly affect everyone's aesthetics and consumption. Therefore, when printing packaging, we must meet quality standards. To complete a delicate and beautiful product, every step of the printing needs to be completed carefully in order to have considerable profit and quality.

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