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PLASTICS - Coggle Diagram
PLASTICS
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THERMOPLASTICS
We manufacture thermoplastics from compounds acquired from petroleum. They' re made up of weakly formed molecular chains.
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When we heat them, they become into different shapes
THERMOSTABLE PLASTICS
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When heated, they become soft and
can be shaped When cooled, they cannot
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ELASTOMERS
Made by vulcanisationi mixing sulphur and rubber, and heating to
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They are hard, resistant and very elastic — stretching easily under
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themselves, like a ball of wool or strtng