Types of Plastic

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Types of plastics and properties + uses
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Thermoplastics A thermoplastic is a soft plastic that can be moulded, heated and then re-moulded over and over again.
Thermosetting plastics A thermosetting plastic is a plastic that can be heated, then moulded but it can't be reshaped after. Once it's set, it holds its shape, and resists heat.
HDPE (High Density Polyethylene) Translucent, rigid. Good for blow molding, products: bottles, cutting boards, trays.
LDPE (Low Density Polyethylene) Very tough, low cost. Products: outdoor furniture, siding, floor tiles.
PVC (Polyvinyl chloride) Comes in different colours, depends on chemical composition. Good with extrusion. Products: plumbing pipes and guttering, shower curtains, window frames.
Polystyrene Tough, good heat resistance. Products: packaging foam, food containers, plastic tableware.
Acrylic Comes in many colours, brittle. Products: lighting diffusers, medical/healthcare applications, optical applications.
ABS (Acrylonitrile Butadiene Styrene) Impact resistant, quite stable. Can be blow moulded. Products: telephone bodies, safety helmets, car components.
PET (Polyethylene terephthalate) Hard, strong. Is good for injection moulding. Products: bonnet parts, car components, door handles.
Polyester (fibres) Light, crease resistant. Products: clothing, covers, outdoor appliances (sleeping bags).
Polypropylene Tough, heat resistant. Good for blow moulding. Products: DVD cases, food packaging, bottles.
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