FIELD: chemistry.
SUBSTANCE: crude mixture for making ceramic wall articles contains gas cleaning dust from production of ferroalloys containing, wt %: SiO2 - 61.49-79.58 and MgO - 1.58-3.57, carbonised loam and high-calcium fly ash from burning brown coal, with the following ratio of components, wt %: gas cleaning dust from production of ferroalloys - 66-68; fly ash from burning brown coal - 3-7; carbonised loam - 27-29.
EFFECT: high strength and frost resistance of articles.
1 ex, 2 tbl
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Authors
Dates
2014-07-10—Published
2013-03-26—Filed