In order to homogenize the composition and temperature, a gas stirring process in the ladle appeared. The most striking thing is the use of secondary refining, which greatly improves the output and quality of steel. However, what is the main task and purpose of secondary refining? Separate molten s
READ MORE1. The cost competitiveness of electric furnace steelmaking is not strongSince 2000, the proportion of my country's electric furnace steel output has fallen from the highest 17.6% in 2003 to 6.1% in 2015, and the development speed is obviously lagging behind that of converter steelmaking. The bigges
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