摘要 |
FIELD: chemistry.SUBSTANCE: invention refers to production of porous fillers for concretes. Charge for porous filler production contains, wt %: montmorillonite clay 75.2-75.8 broken to pieces completely passing through a mesh having a sieve size of 2.5 mm, schungite 1.0-1.5, fly ash 9.0-13.0, carboxymethyl cellulose 0.2-0.3, clay enrichment rejects of zircon-ilmenite mineral 10.0-14.0.EFFECT: higher strength of the porous filler.1 tbl |