The Introduction Of Plastic Packaging

Common Types of Plastic Packaging Materials PET (Polyethylene Terephthalate) Identification: Recycling symbol number 1 ♳ Characteristics: Transparent, lightweight, resistant to grease, resistant to weak acids and alkalis, but poor heat resistance (≤70℃). Usage: Beverage bottles (such as mineral water bottles), edible oil bottles, food trays. Environmental friendliness: Recyclable, but repeated use may release harmful substances, […]

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