Paper, metal, glass (and ceramic), and plastic are known as the four major packaging materials. The paper currently used is mainly composed of plant fibers. Its main chemical component is hydrophilic cellulose molecules, and the pores between the fibers can reach micron level.

There are many materials that can be used in food packaging bags, including various functional plastics, paper and aluminum. Many people are wondering why aluminum can be used as a material for food packaging? What are the characteristics of food packaging bags made of aluminum?

When will everyone use aluminum foil in daily life? For food, aluminum foil is no stranger. Aluminum foil is used to heat barbecues and iron plates. It is not difficult for smokers to find a sheet of aluminum foil hidden in the cigarette.

The aluminum foil lunch box is a lunch box made of 3003 H24 aluminum foil by deep processing. It can play an effective role in heat insulation, so it is used in a large number of places where it is cold and fresh.

The composite packaging made of aluminum foil, paper, PE and other multilayer materials is an ideal packaging material for soft drinks with long shelf life, low use cost and low environmental impact in the world today.

Aluminum foil is very useful when packaging; in fact, this question is really difficult to answer. Because aluminum foil is a very good packaging raw material, especially in the field of flexible packaging.