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DT GCSE > Shaping Plastics > Flashcards

Shaping Plastics Flashcards

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1
Q

Injection moulding

A

Heating plastic granules until soft

Injected into metal molds

When plastic hardens you open the mold

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2
Q

Blow moulding

A

Polymer tube is placed in mould

Air is blown into the tube to inflate it

Cool - open mould

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3
Q

Rotational moulding

A

For hollow plastic products (ball)

Place plastic in mould
Mould is heated and rotated so that the plastic sticks to its walls

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DT GCSE (4 decks)

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