江苏Aluminum plated packaging bag

Aluminum plated packaging bags are decorative bags made by coating a thin layer of aluminum powder on plastic film. Aluminum plated packaging bag, also known as aluminum-plastic packaging bag. Aluminum foil packaging bag, as the name suggests, is a type of packaging bag with an internal structure containing aluminum foil (pure aluminum). Due to the presence of pure aluminum foil in the inner structure, it is abbreviated as aluminum foil packaging bag, also known as pure aluminum bag or aluminum platinum bag. In fact, aluminum foil bags are bags made by combining various plastic films and 99.9% pure aluminum layers, and then sealing and cutting them through bag making molding machinery. In terms of performance, the cooling effect is better than that of aluminum plated bags. Pure aluminum bags completely avoid light, while aluminum plated bags have a shading effect. From a material perspective, pure aluminum bags are made of pure aluminum, with high purity and are classified as soft materials; Aluminum plated bags mixed with composite materials are brittle materials. In terms of usage, pure aluminum bags are more suitable for vacuuming, such as storing cooked food, meat and other products, while aluminum plated bags are suitable for storing tea leaves, powders and so on. In terms of cost, the unit price of pure aluminum bags is higher than that of aluminum plated bags. Place the inside of the bag in front of a light or sunlight. The one that can see light through the bag is aluminum foil, while the one that cannot be seen is pure aluminum foil.