Answer is:
silicon carbide
Answer is:
all of these
Explanation:
The silicon carbide abrasive is chiefly used for grinding
* cemented carbide
* ceramic
* cast iron
Answer is:
all of these
Explanation:
The aluminum oxide abrasive is chiefly used for grinding
* high speed steel
* carbon steel
* wrought iron
Answer is:
all of the above
Explanation:
When grinding high carbon steel,
* Grinding at high speed results in the reduction of chip thickness and cutting forces per grit.
* aluminum oxide wheels are employed.
* the grinding wheel has to be of open structure.