FIELD: chemistry.
SUBSTANCE: invention relates to industry of construction materials, specifically to compositions for raw mixtures for making construction articles: brick, blocks, facing tiles, roofing tiles. The raw mixture for making construction articles contains clay, waste paper, saw dust, crushed fibre glass and pegmatite with the following ratio of components in wt %: clay - 70.7-77.7; waste paper - 0.1-0.2; saw dust - 0.1-0.2; crushed fibre glass - 20.0-26.0; pegmatite - 20.0-26.0.
EFFECT: increased strength of articles.
1 tbl
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|
RU2547522C1 |
