Conclusions
The most durable batcher inserts for casting low-carbon rimming steels are those produced from periclase processed from powders containing a minimum of impurities, i.e., 3% or less. A small proportion of monticellite (up to 2.5%) in the periclase product does not affect durability adversely to an appreciable extent. A combination of monticellite with other impurity phases (magnesioferrite, forsterite) to an aggregate proportion of 8–9% greatly reduces the durability of the insert in steelcasting. It was established that dicalcium silicate also has an adverse effect.
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Translated from Ogneupory, No. 5, pp. 26–31, May, 1974.
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Karklit, A.K., Materikin, Y.V., Petrova, E.V. et al. Periclase refractories for steelcasting. Refractories 15, 296–300 (1974). https://doi.org/10.1007/BF01284152
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DOI: https://doi.org/10.1007/BF01284152