"EDM No-No"

May 29, 2008
A few readers wrote in to MACHINE DESIGN commenting on the mistake I made on my blog item "Artistic EDM". In it, I said that "electrically conductive materials cannot be EDMed." Ovbiously, this is incorrect. As one reader says, "EDM will spark-erode any ...

A few readers wrote in to MACHINE DESIGN commenting on the mistake I made on my blog item "Artistic EDM". In it, I said that "electrically conductive materials cannot be EDMed." Ovbiously, this is incorrect. As one reader says, "EDM will spark-erode any material that conducts electricity."

Dear readers, thanks for keeping me on my technical toes!

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