We all know that the food stand up bag is composed of 2-3 layers of film, and the material of no layer of film has different functions. Let me introduce to you the material combination of the composite bag and its characteristics and uses.

1. Material: BOPP/LLDPE two-layer composite, characteristics: moisture-proof, cold-resistant, low-temperature heat-sealing strength, uses: instant noodles, snacks, frozen desserts, powdered packaging, etc.

2. Material: BOPP/CPP two-layer composite, characteristics: moisture-proof, oil-resistant, high transparency, good stiffness. Uses: instant noodles, biscuits, candies, all kinds of light foods

3. Material: BOPP/VMCPP composite, characteristics: moisture-proof, oil-proof, oxygen-proof, shading, good stiffness. Uses: all kinds of dry food, fried food, potato chips

4. Material: BOPP/VMPET/LLDPE three-layer composite Features: moisture-proof, oxygen-proof, shading. Uses: all kinds of food, rice snacks, snacks, tea

5. Material: PET/CPP two-layer composite, characteristics: moisture-proof, oxygen-proof, fragrance-preserving, high-temperature resistance. Uses: cooking, alcoholic foods, scented foods

Material: PET/PET/CPP three-layer composite, characteristics: moisture-proof, high temperature resistance, easy to seal.