COMPOSITE FOR PREPARING ROAD CONCRETE
FIELD: building industry. ^ SUBSTANCE: invention relates to producing building materials, in particular, composites of concrete mixtures used in road building. Composite for preparing road concrete comprises Portland cement, mineral filling agent petroleum product-base additive and water. As additiv...
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Sprache: | eng ; rus |
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Zusammenfassung: | FIELD: building industry. ^ SUBSTANCE: invention relates to producing building materials, in particular, composites of concrete mixtures used in road building. Composite for preparing road concrete comprises Portland cement, mineral filling agent petroleum product-base additive and water. As additive the composite comprises petroleum slime - waste in manufacturing anticorrosion addition agent, and components are taken in the following ratio, wt.-%: Portland cement, 6-14; mineral filling agent, 66-68; indicated additive (as measured for dry matter), 15-19; water, the balance. Invention provides reducing swelling, enhancing strength and waterproofing properties of concrete. ^ EFFECT: improved and valuable properties of composite. ^ 1 tbl, 1 ex |
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