FIELD: construction.
SUBSTANCE: raw material mixture for obtaining of hydraulic cement comprises aluminosilicate, gypsum and limestone components, burning ash of sludge-lignin is used as aluminosilicate component, fluorine gyps is used as gypsum component, and carbide clay is used as limestone component at the following ratio of components, wt %: burning ash of sludge-lignin 20-25, fluorine gyps 45-50, carbide clay 27-30.
EFFECT: reduction of burning temperature, increase of solidification rate and increase of the corrosion stability of mixture.
2 dwg, 3 tbl, 5 ex
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RU2065845C1 |
