GLASS STRANDS CAPABLE OF REINFORCING ORGANIC AND/OR INORGANIC MATERIALS
The invention relates to glass reinforcement strands whose composition comprises the following constituents in the limits defined below, expressed as percentages by weight: SiO2 50-65% Al2O3 12-20% CaO 12-17% MgO 6-12% CaO/MgO 2, preferably 1.3 Li2O 0.1-0.8%, preferably 0.6% BaO + SrO 0-3% B2O3 0-3...
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Zusammenfassung: | The invention relates to glass reinforcement strands whose composition comprises the following constituents in the limits defined below, expressed as percentages by weight: SiO2 50-65% Al2O3 12-20% CaO 12-17% MgO 6-12% CaO/MgO 2, preferably 1.3 Li2O 0.1-0.8%, preferably 0.6% BaO + SrO 0-3% B2O3 0-3% TiO2 0-3% Na2O + K2O |
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