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What material are food packaging bags generally made of?

There are the most types of materials involved in various food packaging. This article will explain the materials used in common food packaging bags. Composite packaging bags, aluminum foil bags, and plastic packaging bags are divided into six categories: 1. Material: BOPP/LLDPE Two-layer composite features: moisture-proof, cold-resistant, low-temperature heat-sealing and strong tensile strength Uses: instant noodles, snacks, frozen snacks, powder packaging, etc. 2. Material: BOPP/CPP two-layer composite features: moisture-proof, oil-resistant, high transparency, good stiffness Uses : instant noodles, biscuits, candies, all kinds of light food 3. Material: BOPP/VMCPP composite properties: moisture-proof, oil-resistant, oxygen-proof, shading, good stiffness Composite bag Uses: all kinds of dry food, fried food, potato chips 4. Material: BOPP/VMPET/LLDPE three-layer composite Features: moisture-proof, oxygen barrier, shading Uses: all kinds of food, rice snacks, snacks, tea 5. Material: PET/CPP two-layer composite Features: moisture-proof, oxygen barrier, fragrance preservation High temperature resistance Application: cooking, alcoholic food, flavo food 6. Material: PET/PET/CPP three-layer composite Features: moisture-proof, high temperature resistance, easy sealing bag]

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