| 摘要 |
FIELD: chemistry.SUBSTANCE: invention relates to industry of building materials, in particular, to production of light concrete wall blocks. Concrete mixture contains, vol. %: Portland cement 23.0-25.0; crumb of gas-filled plastic with size of particles to 10 mm 46.7-47.6; cut into 10-50 mm segments kapron fibre 5.0-10.0; superplasticiser C-3 0.3-0.4; water 20.0-22.0.EFFECT: increased water resistance of concrete.1 tbl |
