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Thermal resistance of polyimide is ______

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Thermal resistance of polyimide is ______

(a) 100^oC

(b) 250^oC

(c) 540^oC

(d) 760^oC

I got this question in an online quiz.

My doubt stems from Thermoplastics in section Non Metallic Materials of Engineering Material & Metallurgy

1 Answer

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Right choice is (b) 250^oC

To elaborate: Polyimide is a thermoplastic polymer which has good mechanical properties and a low coefficient of friction. It possesses excellent thermal resistance up to 250^oC. They are used as bearings, seals, printed circuit boards, and fibers.

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