What is the value of the current density used in Electrochemical machining?(a) 0.01 – 0.4 A/mm^2(b) 0.5 – 5 A/mm^2(c) 6 – 15 A/mm^2(d) 20 – 50 A/mm^2The question was posed to me during an interview for a job.This interesting question is from ECM-Theory of ECM topic in division Electrochemical Processes of Advanced Machining

What is the value of the current density used in Electrochemical machi

1.	What is the value of the current density used in Electrochemical machining?(a) 0.01 – 0.4 A/mm^2(b) 0.5 – 5 A/mm^2(c) 6 – 15 A/mm^2(d) 20 – 50 A/mm^2The question was posed to me during an interview for a job.This interesting question is from ECM-Theory of ECM topic in division Electrochemical Processes of Advanced Machining
Answer» Right OPTION is (B) 0.5 – 5 A/mm^2 To explain: HIGH current densities, which range between 0.5 – 5 A/mm^2 are used in ECM.

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