Vacuum bags are called vacuum vacuum packs and are based on the principle of atmospheric pressure. The main role of food vacuum bags is to help prevent food spoilage or deterioration. Vacuum packaging is a food packaging bag and oxygen is pumped by pumping in the cell, so in the "living environment" loss of microbial processes. Vacuum food can prevent oxidation, food is not good, deterioration to reduce the loss of vitamin A and C.
Food vacuum bags can play an important role in reducing the risk of safe transport. The bag can also avoid food to other goods. Reducing food packaging can be stolen food is possible. Some food packaging is strong, there are anti-counterfeit labels, the role is to protect the interests of the loss of business. The package can have a laser marking, a special color, a message certification label. Other retailers to prevent theft, electronic packaging labels in food packaging bags, such as consumer shopping export degaussing. At present, China's food quality and food safety market access system implementation of 28 categories of food three batches.
Therefore, the food vacuum bag has a good anti-static, electrostatic shielding performance, the appearance of silver-gray, translucent, can be seen by the packaging. Can be made flat pocket, zipper bag, organ bag, three-dimensional bag and other forms. Widely used in computer motherboards, sound cards, graphics cards and other static-sensitive electronic products packaging.
