FIELD: wood working industry. SUBSTANCE: composition has, mas. p.: ground blast furnace granulated slag 30-40; sodium water glass (as dry matter) 60-70; urea or thiourea 2.5-3.5, and cellulose filler 330-400. Composition provides density 815-843 kg/m3, bending strength is 9.0-12.6 MPa, water absorption is 16.1-22.1%, heat conductivity coefficient is 0.095-0.106 kkal/m x h x C. EFFECT: enhanced quality of composition. 4 tbl
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Authors
Dates
1995-03-20—Published
1989-11-20—Filed