| 摘要 |
manufacture of heat insulating materials, more particularly compositions for making mineral fiber from silicate melt. SUBSTANCE: mineral fiber comprises, wt %: SiO2, 41.27-43.65: Al2O3, 11.28- 12.16; TiO2, 1.30-1.40; Fe2O3, 3.19-3.85; FeO, 7.13-8.82; MnO, 0.10-0.20; CaO, 15.00-18.63; MgO, 11.10-12.50; K2O, 0.30-0.40; Na2O, 2.50-3.50; SO3, 0.03-0.10. EFFECT: improved properties of mineral fiber. 2 tbl
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