| 摘要 |
FIELD: chemistry.SUBSTANCE: invention relates to the industry of structural materials and particularly to making concrete wall blocks. The concrete mixture contains the following, wt %: portland cement 25.0-27.0; ash-slag filler 44.1-48.3, polyethylene foam crumbs with particle size of up to 10 mm 0.3-0.5, water 25.0-27.0, capron fibre cut to 5-50 mm pieces 0.3-0.5; superplasticiser S-3 0.9-1.1.EFFECT: high water resistance of concrete.1 tbl |
