FIELD: chemistry.
SUBSTANCE: invention relates to industry of building materials, in particular, to production of concrete wall blocks. Concrete mixture contains, wt %: Portland cement 25.0-27.0; ash-slag filling agent 52.22-56.36; foam-polyethylene crumb sieved through No 10 sieve 0.06-0.08; asbestos fibre cut into 5-15 mm long segments 0.4-0.6; saponified wood resin 0.12-0.16; water 18.0-20.0.
EFFECT: increased frost resistance.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| CONCRETE MIXTURE | 2012 |
|
RU2503638C1 |
| CONCRETE MIXTURE | 2013 |
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| CONCRETE MIXTURE | 2011 |
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| CONCRETE MIX | 2014 |
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| CONCRETE MIXTURE | 2011 |
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| CONCRETE MIX | 2013 |
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| CONCRETE MIX | 2013 |
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RU2516263C1 |
| CONCRETE MIXTURE | 2012 |
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RU2500642C1 |
| CONCRETE MIXTURE | 2016 |
|
RU2630822C1 |
| CONCRETE MIXTURE | 2012 |
|
RU2503639C1 |
