Why does the printing color on the color printing food packaging bag fall off?

color printing process makes the packaging bag popular with consumers, and the colorful colors also make all kinds of food packaging bags look more colorful. However, it is unacceptable that the colorful colors on the color printing food packaging bags fall off. The color falling off on the food packaging bags is also a common thing, so why does the color fall off?

color box manufacturers say the use and choice of printing ink

the printing of ordinary packaging bags is water-based ink, water-based ink is easy to fall off. And the professional food packaging bag printing is the choice of oily ink, oily ink adsorption force is good, it is difficult to fall off.

color box manufacturers say printing method

ordinary packaging bags are used in the form of table printing, table printing is a layer of printing on the surface of the packaging bag. The food packaging bag is used in the way of printing, printing is printed on the back of the packaging bag, and then the printing surface is printed on the inside of the packaging bag in a composite manner, so that the printing will not be exposed to the outside, better Protect the printed color.

color box manufacturers say storage environment

the storage of the packaging bag is very important. The packaging bag is placed under the sun for a long time and the wind blows. In such an environment, even the printing method inside will make the packaging bag fade. Therefore, the packaging bag should be stored in a cool and ventilated place, so as to keep the brilliant colors of the packaging bag for a long time.