FIELD: chemistry.
SUBSTANCE: crude mixture for making wall blocks contains the following, wt %: portland cement 26.0-30.0; quartz sand 66.8-70.9; spent car tyres crushed and sieved through sieve N2.5 1.0-1.5; asbestos 1.0-1.5; gypsum binder 0.4-0.6; dibutyl phthalate-plasticised polyvinyl acetate dispersion 0.1-0.2, with water to cement ratio of 0.5-0.55.
EFFECT: obtaining high-strength wall blocks.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
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|
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| RAW MIX FOR NATURAL STONE IMITATION | 2012 |
|
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| RAW MIX TO MANUFACTURE FACING TILES | 2014 |
|
RU2548253C1 |
