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Chapter 7 – Machining Of metals

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Electrochemical grinding (ECG)<br />

• A combination of ECM and abrasive grinding in which most<br />

of the metal is removed by electrolytic action.<br />

• It is used with hard carbides or difficult-to-grind alloys where<br />

wheel wear or surface damage must be minimised.<br />

ECG equipment Schematic diagram of ECG process<br />

Suranaree University of Technology Tapany Udomphol<br />

Jan-Mar 2007

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