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What is a thermosetting polymer?
Thermosetting polymers will strengthen when heated and cannot be re-moulded or heated after the initial forming.
What are thermoplastic?
Thermoplastic can be reheated, remoulded without causing a chemical change.
What are thermoforming polymers?
Thermoforming polymers can be heated and shaped repeatedly and are readily recyclable.
Name some properties of Acrylic?
Hard with good plasticity when heated
Can be bent and folded easily
But scratches
Can be brittle
Name some uses of Acrylic?
Popular material in the production of:
Car headlights
Protective Visors
Baths
Name some properties of High density polyethene (HDPE)?
Stiff
Lightweight
Provides excellent chemical resistance
Has good plasticity when heated
Name some uses of HDPE?
Buckets
Bottles
Pipes
Washing up bowls
Name some properties of Polyvinyl chloride (PVC)?
Avaliable in a range of colours as well as transparent
Name a use of PVC?
Can be used for vacuum forming
Name some properties of Melamine formaldehyde?
Excellent resistance to heat, moisture, scratching and staining
Name some uses of Melamine formaldehyde?
Kitchen worktops
Tableware
Name some properties of Urea Formaldehyde?
Hard
Stiff polymer
Excellent insulation properties
Name some properties of Urea formaldehyde?
Switches
Plugs
Electrical Fittings