| 摘要 |
Thermoforming a plastics material part, in particular a plate. According to the invention, the thermoforming unit comprises at least two molds ( 2, 3 ) of respective shapes that enable the shape of the material ( 1 ) being worked to be caused to vary progressively up to a final mold giving the desired shape. A thermoforming method using such a thermoforming unit.
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