FIELD: chemistry.
SUBSTANCE: invention relates to composition of a concrete mixture and can be used in the industry of building materials, particularly in production of concrete wall blocks. The concrete mixture contains the following, wt %: portland cement 25.0-27.0, ash-slag filler 20.0-25.0, superplasticiser S-3 1.0-1.4, calcium carbonate sand 23.6-29.0, water 23.0-25.0.
EFFECT: high frost resistance of concrete.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| CONCRETE MIXTURE | 2011 |
|
RU2455250C1 |
| CONCRETE MIXTURE | 2012 |
|
RU2480429C1 |
| CONCRETE MIXTURE | 2010 |
|
RU2444499C1 |
| CONCRETE MIXTURE | 2008 |
|
RU2371416C1 |
| CONCRETE MIXTURE | 2011 |
|
RU2481292C1 |
| CONCRETE MIXTURE | 2013 |
|
RU2530038C1 |
| CONCRETE MIXTURE | 2011 |
|
RU2472733C1 |
| CONCRETE MIXTURE | 2013 |
|
RU2522559C1 |
| CONCRETE MIXTURE | 2011 |
|
RU2471741C1 |
| CONCRETE MIXTURE | 2012 |
|
RU2485069C1 |
