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Aluminum foil for flexible packaging 8011 0.009-0.09 mm has outstanding barrier performance, it is the ideal material for flexible packaging on the market. On the premise of sufficient thickness of aluminum foil, it can completely block gas and moisture. Therefore, aluminum foil is commonly used as barrier material in flexible packaging materials, and it has a series of advantages such as light weight, airtight and good covering. It is mainly hygienic, beautiful and can be insulated to a certain extent.
Aluminum foil has excellent barrier to air, sunlight, water and odor, excellent high and low temperature resistance, often used as the middle layer for food, medicine and other products packaging, in addition to electromagnetic shielding packaging. Aluminum foil is usually used as the raw material of flexible packaging, so to be used in end level product, the packaging company will adopt composite technology. The composite through the combination of advantages and disadvantages, several materials with single performance are combined into new materials with comprehensive performance. Composite methods include dry composite, extrusion composite, thermal composite and special coating composite (such as coating PVDC layer), etc.
Flexible packaging is cheap and beautiful, light in weight, small in volume, and has various special functions due to the different design of composite structure, such as its high and low temperature resistance, various obstructions, etc. This can greatly improve the shelf life of the goods in packaging. At present, aluminum foil for flexible packaging is widely used in food, such as meat, fish and other products, pharmaceutical packaging including the packaging of Chinese and Western medicine, agriculture, such as seed packaging and grain packaging, chemical industry, clothing and other products. It can be said that most of the products in supermarkets are soft packaging to take the main role.