Answers (3)

pinke 01-09-2012
pinke - Shree Ram Swarup College of Engineering & Management
It soften s the surface of workparts.
shreya 01-09-2012
shreya - Acharya Nagarjuna University
High temperatures in grinding create surface burns and cracks. High temperatures can also soften the surfaces of workparts that have been heat treated for high hardness.

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