EDM Machining Guide — Graphite vs Copper Electrodes：核心技术要...

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EDM machining comparison:

Graphite electrodes:

• Machines 3-5x faster
• Less electrode wear
• More expensive material
• Better for roughing

Copper electrodes:

• Better surface finish
• Lower material cost
• Good for fine detail
• Better for finishing

Full guide: https://www.mfgabc.com/guides/edm-machining-guide.html

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