Packaging bag printing: safety precautions for food packaging bags

Now for manufacturers and the market, vacuum packaging bags protect food and extend the shelf life of food [packaging bag printing] (1) Protecting the appearance and quality of food produces certain economic benefits. During the entire circulation process, food must be handled, loaded and unloaded, and transported. It is easy to cause damage to the appearance and quality of the food. After the food is packaged inside and outside, the food can be well protected to avoid damage. (2) Protect the original quality of the food and prolong the shelf life of the food. During the process, its quality will change and deteriorate. Food itself has certain nutrients and moisture, which are the basic conditions for the production and reproduction of bacteria, mold, yeast, etc. When the temperature of food storage is suitable for their reproduction, the toilet Make food spoilage. If the food is packaged aseptically or subjected to high temperature sterilization, refrigeration and other treatments after packaging, it will prevent the occurrence of food spoilage and prolong the shelf life of the food. At the same time, the food itself has a certain amount of water, when these When the water content changes, it will lead to the change or deterioration of the food flavor. If the corresponding moisture-proof packaging technology is used, the above phenomenon can be prevented, and the shelf life of the food can be effectively extended. Moreover, when the food is in circulation , When directly irradiated by sunlight and light, and at high temperature, food is easy to oxidize, discolor, taste and other phenomena, such as the use of corresponding vacuum packaging, inflatable packaging and other technologies and corresponding packaging materials. It can also effectively Extend the shelf life of packaged food. Vacuum bags, tea bags