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 1 of 2.
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)
Rahul urkude said:
10 years ago
Cermet is combination of ceramic and metal and borazon is combination of boron and atoms of nitrogen.
Faruk ali said:
8 years ago
CBN is the second bardness tool material. Please, anyone tell me how hot hardness temperature.
Manu said:
8 years ago
Hot hardness temperature: the max temperature upto which it can absorb without deformation.
Raki said:
7 years ago
Hot hardness is the ability of a material to retain hardness at high temperature.
SS BALA said:
9 years ago
Ceramic (CER) & metallic (MET).
Borazone is nothing but boron nitride.
Borazone is nothing but boron nitride.
Mohammed ibrahim said:
1 decade ago
Please suggest me with borazon and cermet cutting tool material?
Abdul said:
10 years ago
In cermet 90% ceramics and 10% metal mixture.
Salahuddin said:
5 years ago
Cermets have more hot hardness than carbide.
Nirav said:
9 years ago
Borazon = CBN = CUBIC BORON NITRIDE.
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