Electrochemical machining (ECM) is based upon the controlled ... QS-9000 is a quality standard for suppliers of DaimlerChrysler Corporation, Ford Motor Company, and General Motors Corporation. Some ...

It doesn’t always have to be quite so violent though, as these experiments in electrochemical machining suggest. Electrochemical machining, or ECM, is not to be confused with electrical ...

Electrochemical machining (ECM) is well-suited for this challenging application. Barrels have different inner diameters, as well as rifling, which causes a projectile to spin and improves its ...