Air law
Classified in Technology
Written on in English with a size of 1.75 KB
Tough:we can manufacture Windows, bottles or Lenses for impact resistant glasses.Littles Resistant to strain:we cannot build structures (bridges, buildings…) with plastic, not object (ladders, bicycles…) that must resisit great strains.Phoodegradable: continued exposure to Sunligth degrades them and makes them more brittle over time.
MÉTODOS:
Compression:applies mainly to termostable plastics.Plastic Is placed in a Steel mold and it is heated to make it pasty.Pressure is applied With a hydraulic press so that the plastic takes the shape of the mold(lamp Holders).Vacunn forming: a plastic Sheet is placed on the mold of the object we want to manufacture.Using electric Resistances the sheet is heated untilit softens. The mold and the hot sheet
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