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How does the piston in the clamping unit move?

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+1 vote
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in Casting-Forming-Welding II by (119k points)
How does the piston in the clamping unit move?

(a) Hydraulic energy

(b) Pneumatic energy

(c) Heat energy

(d) Suction

This question was posed to me in an online quiz.

The doubt is from Injection Moulding Process in portion Moulding with Polymers of Casting-Forming-Welding II

1 Answer

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Best answer
Correct choice is (a) Hydraulic energy

The best explanation: There is a clamping unit employed for holding the two halves together and for the opening and closing of the mold. A moving piston is provided which operates the power press. This piston works on hydraulic energy.

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