There has been a long standing debate about whether graphite or copper is a better EDM electrode material. One of main reasons people have historically used copper within Electrical Discharge Machining (EDM) is because it is cleaner in their working environment, but is that where the advantages of the material stop?
With over 70% of the global market choosing to use graphite electrode materials over copper today (totalling as high as 95% in the United States), the question is why choose graphite over copper in your EDM applications?
Here, we take a closer look at the differences between the two materials and outline 5 reasons why graphite is likely to be the most appropriate for your EDM application needs.
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