Printing enterprises engaged in food packaging bags and various packaging rolls
What are the three details that need to be paid attention to when printing food packaging bags
Release time:
2023-07-19
Food packaging bags can be divided into ordinary food packaging bags, vacuum food packaging bags, puffed food packaging bags, boiled food packaging bags, retort food packaging bags and functional food packaging bags according to the scope of their application. There are many applications of food packaging bags, so do you know what to pay attention to when printing food packaging bags
Food packaging bags can be divided into ordinary food packaging bags, vacuum food packaging bags, puffed food packaging bags, boiled food packaging bags, retort food packaging bags and functional food packaging bags according to the scope of their application. There are many applications of food packaging bags, so do you know what to pay attention to when printing food packaging bags?
First, food packaging bag printing should be properly adjusted to the drum pressure, packaging bag printing will be a little careless will roll eraser; If the ink color is too heavy and the solid bottom is too large, it is easy to stick to the rubber or sticky ink roller. Therefore, the pressure of the roller should be reduced before printing, and the lining in the rubber should be reduced. In order to avoid sticking rubber and rolling rubber, it is necessary to add more additives or rutting adhesives to the ink, and at the same time look good to avoid double, multiple sheets and paper skew to ensure uniform pressure and not roll eraser.
Second, food packaging bag printing, like other printed products, needs to be accurate in the rules, otherwise its quality will be affected. When printing, it is necessary to adjust the height of the front gauge and the height of the side gauge pressed cardboard according to the thickness of the paper, and also adjust the pressure of the paper press wheel and brush wheel on the paper conveying board, and tighten the loose paper cloth belt. When the machine is turned on, if the rules are not good, it is necessary to check the paper feeding situation in time, as well as the pressure of the paper roller and the paper press wheel; For thicker paper, the pressure of the paper press roller and brush wheel is heavier. And detect the paper laying time and the drawing time, as well as the handover time between the side gauge and the swing teeth, and deal with the problem in time until the upper and lower and left and right rules are accurate and error-free.
Third, ink color has a direct impact on the quality of the printed product, packaging plays an important role in the protection and decoration of the article, the quality of packaging printing will directly affect people's aesthetics and consumption. Therefore, when printing packaging, it must meet the quality standards. To complete exquisite and beautiful products, we need to carefully complete every step of the printing work, so that there will be considerable profits and quality.
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