What is the primary reason for using graphite electrodes in direct arc furnaces?

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Physics · Industrial Electronics

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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They can withstand extremely high arc temperatures without melting.

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Answer 1

They act as a chemical catalyst during the refining process.

Answer 2

They significantly improve the overall power factor of the furnace.

Answer 3

They can withstand extremely high arc temperatures without melting.

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They provide electrical insulation against high operating voltages.

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