METALLURGICAL WASTE FOR PRODUCTION OF COLORED CEMENT. COMPOSITE OPTIMIZATION OF THE DECORATIVE CEMENT ON THE BASIS OF BLEACHED SLAG
https://doi.org/10.17073/0368-0797-2014-12-5-10
Abstract
The article describes the composition and properties of technogeneous metallurgical waste to obtain colored cement. A basis of binder is bleached clarified slag. Activators and pigments are manmade products. They are: gas cleaning dust of lime production – alkaline activator, replacing lime; waste of by-product coke production – sulfate activator instead of scarce gypsum rock; spent sand mixture (foundry product) – activator of cement grinding; hardware production waste - red pigment. Optimal composition of slag cement is selected, the factors affecting its properties are studied. The process flow diagram of colored cement production of grade 250 with the activity of 27.4 MPa has been developed. To assess the quality of raw materials an universal indicator has been proposed – the ratio of basicity.
About the Authors
V. F PanovaRussian Federation
Cand.Sci.(Eng.),Professor
S. A. Panov
Russian Federation
Cand.Sci.(Eng.),Assist.Professor
A. A. Karpacheva
Russian Federation
Cand.Sci. Eng.),Assist. Professor
References
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10.
Review
For citations:
Panova V.F., Panov S.A., Karpacheva A.A. METALLURGICAL WASTE FOR PRODUCTION OF COLORED CEMENT. COMPOSITE OPTIMIZATION OF THE DECORATIVE CEMENT ON THE BASIS OF BLEACHED SLAG. Izvestiya. Ferrous Metallurgy. 2014;57(12):5-10. (In Russ.) https://doi.org/10.17073/0368-0797-2014-12-5-10