Why can aluminium foil bags be used for packaging food？

1. Aluminium foil bag is a kind of packaging bag made by machine thinning using the ductility of aluminum, so aluminium foil bag is a non-toxic metal bag. Because the aluminium foil bag is not active enough, it is not easy to react with general food, so it is non-toxic, but it cannot be swallowed. Therefore, the aluminium foil bag is generally used to package food, pharmaceutical industrial products, daily necessities, etc.

2. The appearance of the aluminium foil bag is opaque, the whole is silvery white, and has anti-gloss, with barrier properties, heat sealability, light shading, high temperature resistance, low temperature resistance, oil resistance, fragrance retention, non-toxic and tasteless, soft Therefore, it is widely used in the market.