Mechanical Engineering - Production Engineering - Discussion
Discussion Forum : Production Engineering - Section 1 (Q.No. 37)
37.
The correct sequence of tool materials in increasing order of their ability to retain their hot hardness is
Discussion:
16 comments Page 2 of 2.
Kumar raja said:
7 years ago
Thank you for the explanation.
Shubham said:
7 years ago
Yes, A is correct.
Biswajit said:
6 years ago
Yes, it's option A.
Salahuddin said:
6 years ago
Cermets have more hot hardness than carbide.
Shubham agrahari said:
5 years ago
Option A will be the correct answer for it. Since cermet is made up of ceramic and metal so, it will already have improved property in comparison to its parent metal. So cermet has high hot hardness than ceramic.
(2)
Kishore said:
2 months ago
Option A is the correct answer.
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