FIELD: construction.
SUBSTANCE: concrete mix contains, wt %: portland cement 17.37-19, crushed stone of the fraction 5÷10 mm 34.75-38.38, sand of the fraction 0.16÷5 mm 23.43-25.45, sand of the fraction 0.16÷0.63 mm 10-11.07, metallic fiber "Chelyabinka" 1.26-2.21, metakaolin 0.55-1.27, superplasticizer on the polycarboxylate ether base 0.22-0.33, water-repellent silicone fluid based on sodium siliconates 0.02-0.04, mixing water 7.07-7.68.
EFFECT: increasing the strength, frost resistance, water resistance and crack resistance of structures, increasing the mobility of the concrete mix.
2 tbl, 1 ex
| Title | Year | Author | Number |
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| RAW MIX FOR PRODUCTION OF HIGH-STRENGTH CONCRETE | 2008 |
|
RU2363680C1 |
| METHOD OF PREPARING CONCRETE MIXTURE | 2019 |
|
RU2725717C1 |
