FIELD: manufacture of building materials. SUBSTANCE: magnesia-based low-cement binding agent is composed of Portland cement clinker, gypsum dihydrate (3%) and, as additive, basalt (magnesia rock, 30%) crushed with water during 15 min. EFFECT: improved strength characteristics. 5 tbl, 4 ex
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UNCALCINED BINDER | 1999 |
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RU2168472C2 |
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HEAVY CONCRETE | 2008 |
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HEAVY CONCRETE | 2009 |
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RU2393129C1 |
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ANTI-FREEZE ADDITIVE TO CEMENTS | 2004 |
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RU2371404C2 |
Authors
Dates
2003-09-20—Published
2001-11-02—Filed