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Plastics (other properties (mechanical: malleabrlity, ductility,…
Plastics
other properties
mechanical: malleabrlity, ductility, mechanical resistance
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other properties: low density, impermeability
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We can incorporate chemical additives to increase flexibilidity and to
strengthen the polymers,
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extrusion
Used to form; wrapping, lintng for electric cables, tubes and pipes.
lamination
Used to form: worktops, to cover surfaces of kitchen cupboards and
drawers.
vacuum forming
Used to form: bathtubs, dashboards, shop signs and egg boxes.
moulding
Used to form: domestic utensiles such as buckets and containers,
vehicle and aircraft components.
blow moulding
Used to form: hollow objects, for example bottles and flasks.
compression
Used to form: different types of containers, machine bodywork and
electrical appliances.
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joining plastics
When plastics have been formed, shaped and finished, we can loing
pieces to each other
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Strength, elasticity, rigidity and flexibility are characterstics of many
plastics.
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