FIELD: manufacture of building materials. SUBSTANCE: raw mixture for manufacture of wood building material contains, mas.%: absolute dry hogged wood 36-41; nepheline slime 28-42; calcium chloride or iron chloride (III) 8-14; the balance, water. Raw material is produced by mixing hogged wood with aqueous solution of above indicated chloride, then, nepheline slime is added. Manufactured products are characterized by compression strength in 60 min of 5.7-8.3 MPa; in 24 h of 7.9-12.5 MPa; bending strength of 8.8-12.8 MPa. EFFECT: higher efficiency. 1 tbl
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RU2036876C1 |
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RAW MATERIAL MIXTURE FOR WOOD BUILDING MATERIALS PRODUCTION | 0 |
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SU1794067A3 |
HYDRAULIC VALVELESS IMPACT DEVICE | 1992 |
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RU2013541C1 |
MOLDING MATERIAL FOR MANUFACTURING CONSTRUCTION WOOD PRODUCTS | 0 |
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SU1753944A3 |
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Authors
Dates
1995-06-09—Published
1992-02-25—Filed