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The heater in the vacuum forming process is heated up to 90°C.

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in Casting-Forming-Welding II by (119k points)
The heater in the vacuum forming process is heated up to 90°C.

(a) True

(b) False

The question was asked in an international level competition.

This is a very interesting question from Blow Moulding and Thermoforming in division Moulding with Polymers of Casting-Forming-Welding II

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Best answer
The correct option is (a) True

The best explanation: In vacuum forming process, there is a clamp that has to be used for holding the plastic sheets. There is a heater employed for heating the mold cavity. The heater brings the polymer in a temperature range of 55°C to 90°C.

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