| 摘要 |
FIELD: chemistry.SUBSTANCE: invention relates to industry of building materials and deals with compositions of raw materials for production of heat-insulating products. Raw material for heat-insulating products production contains, wt %: acidic non-caking clay 55.0 - 70.0, swollen perlite 20.0-25.0, kaolin 5.0-10.0, and silica gel 5.0-10.0.EFFECT: increased strength of products.1 tbl |
