Conclusions
Using magnesite powders with large contents of magnesium oxide we obtained high-quality magnesite and periclase-spinel products. Periclase-spinel products obtained from the above powders satisfy the requirements of GOST for the PShSP type of product for the roofs of open-hearth furnaces and electric steel furnaces. Their thermal shock resistance is 7–15 water-heat cycles, compared with 5–7 heat cycles for ordinary periclase-spinel products, which is due to their structural features.
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A. G. Belogroduv and V. A. Perpelitsyn, Bulletin of the Central Information Institute for Ferrous Metallurgy, No. 5, 49 (1967).
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Translated from Ogneupory, No. 1, pp. 54–58, January, 1969.
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Belogrudov, A.G., Perepelitsyn, V.A., Osipova, L.Y. et al. Magnesia products from powders containing more than 94% MgO. Refractories 10, 58–61 (1969). https://doi.org/10.1007/BF01291733
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DOI: https://doi.org/10.1007/BF01291733