0 votes 0 votes The primary mechanism of material removal in electrochemical machining (ECM) is chemical corrosion etching ionic dissolution spark erosion Materials, Manufacturing and Industrial Engineering gateme-2015-set2 materials-manufacturing-and-industrial-engineering + – Arjun asked Feb 24, 2017 • recategorized Mar 4, 2021 by Lakshman Bhaiya ♦Arjun 28.5k points answer See all 0 reply