Matched die forming
From Plastics Wiki, free encyclopedia
In this process, both halves of the part are formed by molds with no vacuum or air pressure. The sheet is heated until it is soft, and then both mold halves clamp together to form the part. Used with parts that do not have large draws.
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Advantages
- excellent definition and dimensional contol on both sides.
- complexity
- high tolerances
Process: Vacuum forming, Plug assist forming, Vacuum snapback, Billow forming, Free forming, Pressure forming, Drape forming, Stretch forming, Matched die forming, Inline thermoforming, Twin sheet forming, Mechanical thermoforming
Equipment: Thermoforming machine, Thermoforming mold
See also: Injection molding • Blow molding • Plastic welding • Plastic extrusion • Rotational molding
