FIELD: chemistry.
SUBSTANCE: invention relates to the industry of construction materials and specifically to composition of a concrete mixture for making concrete wall blocks for low-height construction. The concrete mixture contains the following, wt %: portland cement 23.0-25.0; expanded clay with grain size of 20-40 mm 20.0-25.0; haydite sand 18.0-24.0; superplasticiser S-3 1.1-1.3; bone glue 6.7-0.9; expanded clay dust 7.0-11.0; water 20.0-23.0.
EFFECT: high frost resistance.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| CONCRETE MIXTURE | 2012 |
|
RU2494062C1 |
| CONCRETE MIXTURE | 2012 |
|
RU2491256C1 |
| CONCRETE MIXTURE | 2011 |
|
RU2458018C1 |
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| CONCRETE MIXTURE | 2012 |
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RU2493122C1 |
| CONCRETE MIXTURE | 2011 |
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RU2462428C1 |
| CONCRETE MIXTURE | 2012 |
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| CONCRETE MIXTURE | 2013 |
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RU2522569C1 |
| CONCRETE MIXTURE | 2012 |
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| CONCRETE MIXTURE | 2011 |
|
RU2449971C1 |
