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Metallurgical Engineering
Heat Treatment Processes
which coolant of the foll...
Question:
medium
Which coolant of the following is used in laser surface hardening?
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Laser hardening = Self-quenching. The cold interior of the metal does the cooling for you.
AP ECET Metallurgical Eng - 2026
AP ECET Metallurgical Eng
Updated On:
Jul 4, 2026
Water medium
Oil medium
No medium
Lubricant medium
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The Correct Option is
C
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