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Which of the following is not a preferred vegetable oil for quenching medium?

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in Engineering Material & Metallurgy by (773k points)
Which of the following is not a preferred vegetable oil for quenching medium?

(a) Linseed

(b) Brine

(c) Rapeseed

(d) Cottonseed

The question was posed to me in final exam.

My question is based upon Normalising & Quenching topic in division Heat Treatment of Engineering Material & Metallurgy

1 Answer

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Best answer
Correct choice is (b) Brine

The best explanation: Oils are generally more effective as quenching media as compared to air. In decreasing order, mineral oil, animal oil, and vegetable oil are widely used. The commonly used vegetable oils are linseed, cottonseed, and rapeseed.

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