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Aluminum barrier foils comprise of 3 or 4 layers of different materials, bonded together with adhesive or extrusion polyethylene. According to the unique properties of aluminum, aluminum and other high barrier materials can be used to make the composite material.The outer printable film is BOPA, BOPET, BOPP, the inner heat sealable film is CPP/PE/PA and the aluminum foil China can be used as an intermediate layer. Among them, PE is suitable for low temperature use, CPP is suitable for high temperature cooking, PA can improve physical strength and puncture resistance and aluminum foil is for high barrier.What can the aluminum barrier foil block? It can block moisture, oxygen ingress, U.V. light, temperature extremes, odors, chemicals, grease,etc. What are the advantages of using aluminum barrier foil?1. Aluminum barrier oil is of metallic luster, which has high reflectivity to heat and light and beautiful printing effect.2. Aluminum barrier oil has good insulation performance, strong protection performance, and has air-tight and moisture-proof characteristics, so it can effectively prevent the goods from being damaged and the goods is not vulnerable to bacteria and insects.3. It eliminates odor transfer, into or out of the pack and the need to re-dry products. It is suitable for hot-fill and anti-static applications.As an aluminum foil paper manufacturer, Haomei Aluminum has different alloys of aluminum foil for the composite uses such as aluminum barrier foil. We also have aluminum barrier foil in a wide range of specifications. Welcome to leave message to inquire our quality products.