Describe the method of steel manufacture use when removing impurities such a carbon, phosphorus and sulfur.
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For a long time, charcoal was the form of carbon used in the reduction process.
The method entails melting a prepared slag in a separate furnace and tapping into the ladle before steel tapping.
Desulfurization of steel by injection of active agents
Injection of desulfurizing agents to a molten steel is the most effective method of sulfur removal. Injection method.
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Mgnesium powder is blown through the molten iron and the sulfur reacts with it to form magnesium sulfide, this forms a slag on top of the iron and can be removed. The still impure molten iron is mixed with scarp iron and oxygen is blown onto the mixture.
Explanation:
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