A REFRACTORY CONCRETE MIXTURE
A refractory concrete mixture contains 68.2-79.8 % by weight of chamotte filler, 15.0-25.0 % by weight of fine disperse chamotte, 4.0-6.0 % by weight of highly aluminous cement and 0.8-1.2 % by weight of dispersing additive in the form of dispersed alumina with particles size of 5 mum of not less th...
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Zusammenfassung: | A refractory concrete mixture contains 68.2-79.8 % by weight of chamotte filler, 15.0-25.0 % by weight of fine disperse chamotte, 4.0-6.0 % by weight of highly aluminous cement and 0.8-1.2 % by weight of dispersing additive in the form of dispersed alumina with particles size of 5 mum of not less than 30 %. As finely dispersed chamotte the fraction of less than 10 mum is used. The concrete mixture provides for a high density and high strength of lining at high temperature treatment. |
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