Why is food packaging expansion?

When you buy bags of food or fruit juice, you may notice some bag is inflated. Generally speaking, the bags with warning, if packing, you should not buy. Next, PE bag manufacturers would tell you the cause of the expansion of food packaging will be. Inflation is the sack exist the obvious signs of bacteria. Bacteria feed on bag material, produce gas. Because the gas cannot escape from the sealed bags, it accumulated inside the bag, lead to packing bags. Bacteria can through the following several ways into food packaging: in the process of manufacturing - — If the packaging machine is bacterial contamination, a large number of bags will be infected. Through the puncture - — Packaging may be due to rough operation, or in transit punctured. In addition to food exposed to bacteria, puncture make food exposed to water and air. Some retailers need to seal the bag when detected puncture. Once the packaging punctured, bacteria can enter the internal, seals, won't make gas evolution. This will result in the bag. The above is the expansion of the food packaging will be a couple of reasons, you understand? Our company is specialized supply bags, have many years of production experience. If you have any questions about our bags, welcome your consultation!

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