Science, Maths & Technology
Vacuum Forming (Thermoforming)
...openings cannot be formed, and secondary operations such as blanking, drilling or sawing are required. Wall thicknesses will be reduced from the original sheet thickness in proportion to the area of the formed piece over the area of the original sheet. Tolerances range from ±0.75 to ±1.5 mm. See Also: Superplastic forming, Blow moulding, Fluid and rubber die forming and...