FIELD: construction.
SUBSTANCE: invention concerns structures of raw mixes used for construction material manufacturing. The raw mix contains mass %: lime 20.0-25.0; quartz sand 20.0-25.0; expanded perlite 37.0-40.0; nefelin-sienit 14.0-17.0; technical lignosulfonate 0.1-0.2; gypsum 0.4-0.8.
EFFECT: durability increase of products from raw mix.
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| Title | Year | Author | Number |
|---|---|---|---|
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|
RU2539078C1 |
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|
RU2495857C1 |
