FIELD: construction.
SUBSTANCE: method of concrete mix preparation consists in the fact that previously 50% of the rated quantity of cement is mixed with tempering water and additive of the superplasticiser - Relamix T2 and is exposed to mechanical and chemical activation in a rotor-pulsation device for 2 min, with subsequent mixing of the remaining part of the cement and fillers.
EFFECT: increased strength, higher frost resistance and water impermeability.
2 cl, 1 tbl
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CONCRETE MIX MAKING METHOD | 2014 |
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RU2725717C1 |
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Authors
Dates
2015-08-10—Published
2014-04-25—Filed