FIELD: construction.
SUBSTANCE: invention relates to the field of construction materials and can be used in making heat-insulating and heat-insulating structural articles from non-autoclave hardened concrete used for construction of residential, administrative and industrial buildings and constructions. Composite for producing foam concrete contains, wt. %: portland cement 20–30, poroforming agent POROFOR-AST, which is a mixture obtained by mixing ingredients, wt. %: technical sulphur 88–90, aluminium powder PAP-1 8–10, thiuram (tetramethylthiuram disulphide) 0.8–1.5, sodium sulphonate is the rest, 10–15, mixture of grinding of quick lime and dumped double-water phosphogypsum in ratio 1/3 30–40, water is the rest.
EFFECT: technical result is increase in process properties of composition and mechanical properties of foam concrete, recycling wastes.
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|---|---|---|---|
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Authors
Dates
2019-12-27—Published
2018-07-10—Filed