The advantage of electro chemical machining is – McqOptions

MCQOPTIONS

1.	The advantage of electro chemical machining is
A.	There is virtually no wear of the tool
B.	No burrs are produced
C.	The rate of metal removal does not depend on the physical properties of the metal
D.	The surface produced is free from mechanical stresses
E.	All of the above
Answer» F.

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