Characteristics of various food packaging materials

source:other news release time:2022-11-23 Hits:

　　 Vacuum zipper bag

　　The original film materials used in vacuum food packaging are food grade non BPA, such as PE, PA, OPA, AL, PET, etc. These materials play different roles in food vacuum packaging bags.

　　·PE film (polyethylene film) is used for heat sealing layer with high impact strength;

　　·PA film (polyamide/nylon) OPA (directional polyamide): used to improve physical strength and wear resistance;

　　·AL film (aluminum foil): used to increase the barrier performance and light shielding;

　　·PET film (polyethylene terephthalate film) can improve mechanical strength and hardness.

　　The specific food packaging production process can match different materials according to the required content. If you have any questions about our food vacuum packaging bags, you are welcome to consult!

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