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Development of secondary refining technology

Development of secondary refining technologyThe secondary refining has the functions of making the temperature and composition of the molten steel uniform, adjusting the composition of the molten steel, degassing (decarburization, denitrification, dehydrogenation), deoxidation, desulfurization, deph

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2021 03-31
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Refining to remove oxides

Refining to remove oxidesAt the end of the secondary refining, in order to obtain high purity molten steel, so-called "bubble floating purification" is required. Here, "bubble floating and purification" means the boiling of molten steel caused by small bubbles near the bottom of the ladle top slag r

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2021 03-29
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RH refining furnace: a way to improve the injection process

The application of post-combustion technology in steelmaking is embodied in the use of converter oxygen lances (converter post-combustion oxygen lances) and RH top-blowing lances (represented by RH-KTB), as well as in electric arc furnace steelmaking (two On the secondary combustion PC gun), it show

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2021 01-22

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