| 摘要 |
FIELD: building materials, building industry. ^ SUBSTANCE: invention relates to compositions of raw mixture used in preparing facing material, Proposed raw mixture comprises the following components, wt.-%: ground fiber glass, 50.0-60.0; clay, 30.0-40.0; wood sawdust, 1.0-2.0; gypsum, 1.0-2.0; caustic magnesite, 5.0-6.0, and water-glass, 1.0-2.0. Invention provides enhancing strength of facing material. ^ EFFECT: improved and valuable property of raw mixture and facing material. ^ 1 tbl |
