FIELD: chemistry.
SUBSTANCE: invention relates to compositions of raw material mixtures, which are used for production of bricks, blocks and other building items. Raw material for brick production contains Portland cement, SAS from sulfonate group, loam, products of naphthalene sulpho-acid condensation, dolomite and pyrite cinders, with following component ratio, wt %: Portland cement - 5.0-7.0; SAS from sulfonate group - 0.1-0.2; products of naphthalene sulpho-acid condensation - 0.1-0.2; dolomite - 20.0-25.0; pyrite cinders - 3.0-4.0; loam - remaining part.
EFFECT: obtaining bricks, which do not demand burning and which have sufficient strength.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| CONCRETE MIXTURE | 2012 |
|
RU2494062C1 |
| RAW MATERIAL MIXTURE FOR TILE PRODUCTION | 2012 |
|
RU2501763C1 |
| CRUDE MIXTURE | 2015 |
|
RU2600232C1 |
| RAW MIX FOR CEMENT MANUFACTURING | 2007 |
|
RU2332371C1 |
| RAW MATERIAL MIXTURE FOR TILE PRODUCTION | 2012 |
|
RU2502700C1 |
| CRUDE MIXTURE FOR MAKING MATERIAL IMITATING NATURAL STONE | 2012 |
|
RU2489384C1 |
| RAW MIXTURE | 2007 |
|
RU2331603C1 |
| CRUDE MIXTURE FOR MAKING BRICKS | 2015 |
|
RU2582139C1 |
| CRUDE MIXTURE FOR MAKING MATERIAL IMITATING NATURAL STONE | 2012 |
|
RU2481295C1 |
| RAW MIX FOR PRODUCTION OF CONCRETE | 2006 |
|
RU2318770C1 |
