Manufacturing And Production Technology
The correct sequence of tool materials in increasing order of their ability to retain their hot hardness is

Cermet, carbide, ceramic, borazon
Ceramic, carbide, borazon, cermet
Carbide, ceramic, cermet, borazon
Borazon, ceramic, carbide, cermet

ANSWER DOWNLOAD EXAMIANS APP

Manufacturing And Production Technology
Which of the following statement is correct regarding grinding of high carbon steel?

The grinding wheel has to be of open structure.
Aluminium oxide wheels are employed.
Grinding at high speed results in the reduction of chip thickness and cutting forces per grit.
All of these

ANSWER DOWNLOAD EXAMIANS APP