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HDPE is known for its high strength-to-density ratio. [4] The density of HDPE ranges from 930 to 970 kg/m 3. [5] Although the density of HDPE is only marginally higher than that of low-density polyethylene, HDPE has little branching, giving it stronger intermolecular forces and tensile strength (38 MPa versus 21 MPa) than LDPE. [6]
It is also used in making plastic bottles, packaging, and bank or membership cards. Adding plasticizers makes PVC softer and more flexible. It is used in plumbing, electrical cable insulation, flooring, signage, phonograph records , inflatable products, and in rubber substitutes. [ 10 ]
Plastic film is a thin continuous polymeric material. Thicker plastic material is often called a "sheet". Thicker plastic material is often called a "sheet". These thin plastic membranes are used to separate areas or volumes, to hold items, to act as barriers, or as printable surfaces.
A British brand name, a general-purpose clear home and office tape. The name is often used as a generic term for similar tapes in the UK. Speed tape Used on aircraft, this aluminized tape is designed to remain in place in high winds. Spike This is a marking tape used in the theater, film and television industry to mark areas on a stage for actors.
BoPET film is used as the substrate in practically all magnetic recording tapes and floppy disks. Metallized boPET film, along with other plastic films, is used as a dielectric in foil capacitors. Clear boPET bags are used as packaging for audio media such as compact discs and vinyl records.
The most commonly produced plastic consumer products include packaging made from LDPE (e.g. bags, containers, food packaging film), containers made from HDPE (e.g. milk bottles, shampoo bottles, ice cream tubs), and PET (e.g. bottles for water and other drinks). Together these products account for around 36% of plastics use in the world.
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