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Aluminum-plastic composite film
Composite film: A composite film is formed by bonding three to four layers, or multiple layers, together using an adhesive or a lamination process.
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Aluminum-plastic composite film
Composite film: A composite film is formed by bonding three to four layers, or multiple layers, together using adhesives or a lamination process.
First layer: The surface layer can ensure the strength and puncture resistance of the packaging bag within a specified temperature range.
Second layer: Aluminum foil, a barrier layer. Its primary functions are to prevent moisture, block oxygen, and shield against light.
Third layer: The innermost layer is the heat-seal layer.
It can ensure a dry environment inside the packaging bag.
The moisture-proof performance is 80 times that of ordinary film.
Composite films are available in a variety of specifications, sizes, and materials.
It offers excellent barrier properties: oxygen barrier, protection against…
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Liquid bag (pillow pack/BIB/3D/round-bottom)
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