electrical-discharge machining
technology
Also known as: EDM, electrodischarge machining
Learn about this topic in these articles:
machine tools
- In machine tool: Electrical-discharge machining (EDM)
EDM involves the direction of high-frequency electrical spark discharges from a graphite or soft metal tool, which serves as an electrode, to disintegrate electrically conductive materials such as hardened steel or carbide. The electrode and workpiece are immersed in a dielectric liquid, and…
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materials processing
- In materials processing
(3) Electrical discharge machining and grinding erodes or cuts the metal by high-energy sparks or electrical discharges. And (4) laser machining cuts metallic or refractory materials with an intense beam of light from a laser.
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