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Old 11-24-2018, 05:06 PM   #3881 (permalink)
aerohead
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smelting

Quote:
Originally Posted by oil pan 4 View Post
It's not the melting it. It's smelting it.
Where you dig what amounts to rust out of the ground, turn the rust into iron and add a little bit of carbon that stays with the iron while removing impurities.

Remelting steel and iron to recycle it using an electric arc furnace is common.
I just looked at smelting. It looks like you electrically heat the ore ,while adding a chemical reducing agent.

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