FIELD: chemistry.
SUBSTANCE: invention relates to production of construction materials based on gypsum binder. The gypsum mixture contains the following, wt %: hemihydrate gypsum 24-26; slaked lime 0.1-0.2; quartz sand 50.8-51.4; sodium chloride 2.5-3; water 20-22.
EFFECT: reduced consumption of binder.
1 tbl
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|---|---|---|---|
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|
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|
RU2467974C1 |
