Polypropylene. Polypropylene is an ideal food-safe plastic for production processes that require high heat. It can be found in products ranging from prescription bottles to garden tools and automotive products. While fairly stiff, polypropylene is not as brittle as other common food packaging plastics. 16 окт. 2020 г.
Why is polypropylene used in packaging?
Its lighter density allows it to be used in applications where weight saving has to be a key consideration. Polypropylene is waterproof and extremely resistant to moisture absorption, which adds to its packaging benefits and flexibility as a packaging material.
Why is polyethylene used for food packaging?
Polyethylene terephthalate (PETE or PET) is a lightweight plastic that is made to be semi-rigid or rigid which makes it more impact resistant, and helps protect food or liquids inside the packaging.
What are the advantages of using polypropylene?
POLYPROPYLENE PROS AND CONS It is a relatively inexpensive material. It possesses high flexural strength because of its semi-crystalline nature. It has a low coefficient of friction • It is very resistant to moisture. It has good chemical resistance over a wide range of bases and acids.
Why is polypropylene used so often?
Why is Polypropylene used so often? Polypropylene is used in both household and industrial applications. Its unique properties and ability to adapt to various fabrication techniques make it stand out as an invaluable material for a wide range of uses.
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