FIELD: chemistry.
SUBSTANCE: invention relates to production porous aggregates for concrete. The mixture for making porous aggregate contains, wt %: montmorillonite clay 96.5-97.5, coal which is ground and sieved through sieve No 014 0.5-1.0, dolomite which is ground and sieved through sieve No 014 0.5-1.0, sawdust sieved through sieve No 5 0.5-1.0, carboxymethyl cellulose 0.5-1.0.
EFFECT: high strength of the porous aggregate made from the mixture.
1 tbl
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