vacuum molding

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vacuum molding

materials technology

Learn about this topic in these articles:

plastics

In plastic: Thermoforming and cold molding
…sheet can be pulled by vacuum into contact with the cold surface of a mold, where it cools to below T_g or T_m and becomes dimensionally stable in the shape of the mold. Cups for cold drinks are formed in this way from polystyrene or PET.
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