High-density polyethylene (HDPE) HDPE is the most widely used polyethylene film for food packaging. It is semi-translucent and highly solvent-resistant. HDPE is the least flexible and strongest of the polyethylene films, making it perfect for applications where it needs to hold its shape. 16 окт. 2020 г.
What material is used for food packaging?
Materials that have traditionally been used in food packaging include glass, metals (aluminum, foils and laminates, tinplate, and tin-free steel), paper and paperboards, and plastics. Moreover, a wider variety of plastics have been introduced in both rigid and flexible forms.
What plastic is most commonly used for packaging?
High Density Polyethylene (HDPE) HDPE is the most widely used type of plastic. It's used to make many types of bottles and containers. Unpigmented bottles are translucent, have good barrier properties and stiffness, and are well suited to packaging products with a short shelf life such as milk.
Why plastics are used in food packaging?
Plastics are used in many types of food packaging and containers for a variety of reasons – they help protect foods from damage, provides food safety and extends the freshness of foods.
What plastic is safe for food?
Plastics that are safe to use as food storage containers include: Plastic #1: PET or PETE – (Polyethylene Terephthalate) Plastic #2: HDPE – (High Density Polyethylene) Plastic #4: LDPE (Low Density Polyethylene)
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