FIELD: manufacture of building materials. SUBSTANCE: raw meal contains, wt %: Portland cement 20-30, wood sawdust 20-30, heat- and-power station ashes 6-8, liquid glass 1-2, water 35-50. Wood filler and ashes are filled in the form of common grinding product. EFFECT: achieved density of sawdust-concrete 500 kg/cubic meter. 1 tbl, 3 ex
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