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Plastics (Thermoplastics (HIPS (High Impact Polystyrene) (Lightweight,…
Plastics
Thermoplastics
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Polypropylene
- Robust, strong, flexible, lightweight
- Food containers, chairs, packaging, storage units
- Injection Moulded
Polystyrene
- Lightweight, rigid, colourless, low impact strength
- Packaging, disposable cups, yoghurt pots
- Vacuum Formed
ABS
- High impact strength, tough, lightweight, durable
- Used for mobile phones, kitchen products, toys, car parts, safety helmets
- Injection Moulded
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PVC
- Good chemical resistance, hard, rigid, tough, lightweight, can be coloured
- Water pipes, cable insulation, windows
- Extruded, welded, bonded
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Acrylic
- Food safe, tough, hard, durable, resistant to most acids, easily cut, purchased in stock form of sheets
- Baths, safety glasses, signs, lights
- Cut by hand or CAM
PET
- Moderate chemical resistance
- Blow moulded bottles, clothing, electrical sockets
- Blow Moulded
Thermosetting Plastics
Polyester Resin
- Good chemical and wear resistance
- Used for casting (pouring into a mould) mixed with glass fibres to make fibre glass - GRP (Glass Reinforced Plastic)
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Epoxy Resin
- Good chemical and wear resistance
- Glues wood and metal, wood and plastic and metal and plastic together
- Composed of two tubes - one glue and the other a catalyst
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