Overview of vacuum packaging bags
Life is using a lot of packaging bags to package food. There is a kind of packaging bag that can preserve food for a long time, that is, vacuum packaging bags. Do you know vacuum packaging bags?
1. As the name implies, the vacuum bag is to drain the air in the bag. We all know that bacteria cannot survive without air. When the air in the food is drained, the bacteria cannot survive, thus playing the role of antiseptic and fresh-keeping.
2. We may not be unfamiliar with vacuum packaging bags. Foods such as compressed biscuits, marinated eggs, sausages, chicken feet, pig trotters and other foods in supermarkets are packaged in vacuum, and vacuum packaging bags are very common in food packaging. , The main function is to preserve freshness. Now more and more vacuum packaging bags have entered our life and have played a pivotal role, so please follow the food packaging bag manufacturer Bite Packaging to learn about vacuum packaging bags.
3. The packaging material of ordinary vacuum cleaners is PA/PE, which is resistant to greasy, moisture, boiling, and sterilization at 100 degrees. It can be frozen at low temperature, effectively preserving food, and maintaining the original flavor of the food. This information is suitable for vacuum packaging and air-filled packaging. Good vacuuming effect, low oxygen permeability, high sealing, good heat sealing, strong anti-irritant, anti-ultraviolet, etc., can effectively protect the product from damage due to the influence of the external environment, and it is not easy to leak during vacuuming. The aroma and oil resistance properties are quite good, which can extend the shelf life of food.