Abstract
In the OAO MMK blast furnace plant water-free tap-hole mixes have been introduced with a carbon-containing concentrate, with a ferrosilicon nitride tap-hole product from Spetsremstroi OOO, and a Chinese product. In the first (traditional) composition instead of the coke portion there is use of a carbon-containing concentrate (CCC). Presence of silicon carbide and carbon in the CCC promotes and increase in the slag and iron resistance of the tap-hole mix. Testing a mix of the second composition has shown that in a number of parameters it is at the level of imported mixes and even surpasses them, only being inferior in specific consumption.
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Translated from Novye Ogneupory, No. 2, pp. 18–20, February, 2007.
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Ovsyannikov, V.G., Nikiforov, A.N., Novoselova, L.B. et al. Experience of preparing and using water-free tap-hole mixes in OAO MMK. Refract Ind Ceram 48, 1–3 (2007). https://doi.org/10.1007/s11148-007-0014-8
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DOI: https://doi.org/10.1007/s11148-007-0014-8