Inflatable food will usually be used to inflatable packaging, so what is the gas filled inside? What is the principle of filling gas? Foshan Liancai Chuangyi packaging today to tell you about the principle of its inflatable packaging:

What is from its packaging? Inflatable packaging is a vacuum in the bag and then filled with nitrogen, carbon dioxide, oxygen and other single gas or two or three gas mixture. Its nitrogen is an inert gas, the role of filling, so that the bag to maintain a positive pressure

, to prevent the bag outside the air into the bag, the food to play a protective role.