| 摘要 |
FIELD: chemistry. ^ SUBSTANCE: invention relates to the industry of building materials, particularly to production of boards from wood-cement compositions used mainly in farm building. The wood concrete mixture contains cement, hogged chips, gypsum, lime and calcium chloride. The mixture also contains liquid glass, where components of the mixture are in the following ratio, wt %: cement 30-34; hogged chips 52-58; lime 4-5; gypsum 1-1.5; calcium chloride 1-1.5; liquid glass 5-7. ^ EFFECT: low consumption of cement and lime while preserving strength. ^ 1 tbl |
