| 摘要 |
FIELD: chemistry. ^ SUBSTANCE: invention relates to concrete mixture and can be used in the industry of construction materials, particularly in production of light concrete wall blocks. The concrete mixture contains the following in wt %: portland cement 28.0-32.0; ash-slag filler 36.0-40.0; gas-expanded plastic crumbs with particle size of up to 10 mm 3.0-4.0; foaming agent Unipor 0.8-0.9; water - the rest. ^ EFFECT: low bulk density of concrete while maintaining its strength. ^ 1 tbl |
