GLASS FIBERS
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资源简介：
The invention relates to glass fibers of which one chemical composition comprises the following components at percentages by weight varying within the following defined ranges: SiO 2 50-70%; Al2O3 0-5%; CaO+MgO 0-7%; Na2O 5-15%; K2O 0-10%; BaO 2-10%; SrO 2-10%; ZnO < 2%; B2O3 5-15%. The invention relates to glass fibers of which one chemical composition comprises the following components at percentages by weight varying within the following defined ranges: SiO2 50-70%; Al2O3 0-5%; CaO+MgO 0-7%; Na2O 5-15%; K2O 0-10%; BaO 2-10%; SrO 2-10%; ZnO < 2%; B2O3 5-15%.
提供机构：
国家林业和草原科学数据中心创建时间：
2023-02-12
