SUBSTANCE:
invention relates to the industry of building materials and can be used in manufacturing products in civil and industrial construction, monolithic construction and for erection of special-purpose structures. The high-strength lightweight concrete made from a concrete mixture contains portland cement, filler, a plasticiser, water, a mineral part consisting of microsilica with average particle size of 0.01-1 mcm, rockflour a product of grinding quartz sand with specific surface area of 700-800 m2/kg and quartz sand with grain size of 0.16-0.63 mm
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