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In Electrochemical machining, larger grain size causes which type of finish?

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in Advanced Machining by (962k points)
In Electrochemical machining, larger grain size causes which type of finish?

(a) Smoother

(b) Rougher

(c) Finer

(d) All of the mentioned

I got this question in examination.

Enquiry is from ECM-Process Characteristics in section Electrochemical Processes of Advanced Machining

1 Answer

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Best answer
The correct option is (b) Rougher

The explanation: In ECM, larger grains cause rougher finish than finer grains.

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