HEAVY CONCRETE Russian patent published in 2009 - IPC C04B28/00 C04B7/52 C04B111/20 

FIELD: construction.

SUBSTANCE: invention is related to composition of concrete and may be used for production of wall blocks, panels on their basis. Heavy concrete is produced from mixture that consists of composite binder, containing the following components, wt %: dunite - 20, calcium sulfate dihydrate - 3, Portland cement clinker - the rest, produced by means of joint grinding of mentioned components in laboratory rod mill of 75T- DrM type till specific surface of 3400cm²/g, dunite crushed stone, dunite sand and water at the following ratio of components, wt %: mentioned composite binder 13, dunite sand 21, dunite crushed stone 58, water 8.

EFFECT: improved strength of heavy concrete.

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