Refractories and Industrial Ceramics VoL 40, Nos. 9 - 10. 1999 REFRACTORIES AT THE USER UDC 666.76:[621.746.329:66.043.1 ]: 669.18.046.518 USE OF MAYERTON REFRACTORIES IN LININGS OF 385-ton LADLES OF SEVERSTAL' JSC S. G. Sennikov, ~ S. N. Fokin, 1 A. V. Shestakov, x M. Tsai, 1 S. M. Chumakov, ~ D. Yu. Matveev, ~ and I. D. Malysheva t Translated from Ogneupory i Tekhnicheskaya Keramika, No. 9, pp. 41 -44, September, 1999. In the early 1980s such countries as the USA, Canada, main properties of the refractory materials used in the ladles Great Britain, and Germany showed a clearly manifested len- are presented in Table 1. dency to convert to ladle linings based on raw materials bear- Refractories for the slag line are based on fused periclase ing 65 to 80% A1203. At the same time Japan turned to using with a purity of at least 98% and have a high resistance to the periclase-carbon refractories with antioxidants , which action of ultrabasic primary converter slags and secondary not only provided a high quality of the metal but also in- ladle slags. The addition of an antioxidant to the composition creased the service life of the refractories by 50-
Refractories and Industrial Ceramics – Springer Journals
Published: Nov 22, 2007
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