What is the material of plastic bags for food?
What is the material of plastic bags for food?
Generally, food packaging bags are not made of a single material, but are generally multi-layered. Various materials have different properties and uses.
1. Middle-sealed food bags, the materials generally used:
OPP+CPP, PET+CPP, PET+PE (milk white), OPP+PE (milk white), OPP+VMCPP. There is a sealing line on the back of the bag, called the middle seal.
2. Three-side sealed food bags, the materials generally used:
OPP+CPP, PET+CPP, OPP+VMCPP, PET+VMCPP, OPP+PE, PET+PE, PET+PE (milk white) PET+VMPET+PE, PET+AL+PE, OPP+PE, etc.
3. Stand up food bags, the materials generally used:
PET+VMPET+PE, PET+PE, OPP+PE, PET+AL+PE, OPP+AL+PE, etc.
4. Stand up zipper food bags, the materials generally used:
PET+VMPET+PE, PET+PE, OPP+PE, PET+AL+PE, OPP+AL+PE, etc.
5.Three-side sealed zipper food bags, the materials generally used:
OPP+CPP, PET+CPP, PET+VMPET+PE, PET+PE, OPP+PE, PET+AL+PE, OPP+AL+PE, etc.
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