Conclusions
In crucible-type induction furnaces, the durability of a lining of compound MLM-1 (Technical Specifications 14-8-119-74) is several times higher than that of a quartzite lining or a sintered lining based on corundum and kyanite-sillimanite concentrate. The compound can be recommended for crucible furnaces when melting high-grade cast iron and steel.
The density of compound MKE-78 can be increased by adding up to 20% synthetic corundum No. 6 and 3–4% orthophosphoric acid solution. Its high refractoriness makes it possible to use this lining as well for melting steel with a casting temperature of 1680–1700°C Its durability in this case is at least 2 months.
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Translated from Ogneupory, No. 3, pp. 24–28, March, 1977.
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Sassa, V.S., Gorshenkov, A.N. A high-alumina lining for crucible-type induction furnaces. Refractories 18, 151–154 (1977). https://doi.org/10.1007/BF01281582
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DOI: https://doi.org/10.1007/BF01281582