How is the material difference of food packaging bag?
The materials used in common food packaging bags are divided into six categories:
1. Material: BOPP / LLDPE two-layer composite
Features: dampproof, cold resistant, low temperature heat sealing with strong pulling force
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, candy, all kinds of light food
3. Material: BOPP / VMCPP composite
Features: moisture proof, oil resistant, oxygen proof, light proof, good stiffness
Compound bag
Uses: all kinds of dry food, fried food, chips
4. Material: BOPP / VMPET / LLDPE three-layer composite
Features: moisture proof, oxygen proof and light proof
Uses: all kinds of food, rice snacks, snacks, tea
5. Material: PET / CPP two-layer composite
Features: moisture proof, oxygen proof, fragrance proof, high temperature resistant
Purpose: cooking, alcoholic food, flavor food
6. Material: PET / PET / CPP three-layer composite
Features: moisture proof, high temperature resistant, easy to seal
Application: powder packaging, soy sauce, liquid, shampoo