Q74
In ultrasonic machining, tool is made of
A.
Tungsten carbide
B.
Brass or copper
AnswerC.
Diamond
D.
Stainless steel
Answer: Option B
Solution
Answer: Option B
Solution:
The tool material should be such that indentation by the abrasive grits does not lead to brittle failure.
Thus the tools are made of tough, strong and ductile materials like steel, stainless steel and other ductile metallic alloys