Abstract
Lightweight brick based on waste from nonferrous metallurgy is produced using slag and ash from power plants, with no traditional raw materials. The nonferrous waste is the clay component of the gravitational tailings from zircon–ilmenite ore. Adding the optimal quantity (40%) of slag and ash (calorific value 2100 kcal/kg; carbon content 7.44%) yields M100 lightweight brick, whose low thermal conductivity means that it provides effective heat insulation. The added slag and ash facilitate the formation of mullite, which improves the mechanical strength, frost resistance, and other characteristic of the brick.
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Abdrakhimov, V.Z. Influence of Ash and Slag on the Characteristics of Heat Insulation Based on Metallurgical Waste. Coke Chem. 66, 310–315 (2023). https://doi.org/10.3103/S1068364X23700874
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DOI: https://doi.org/10.3103/S1068364X23700874