| 摘要 |
FIELD: technology of silicates, glass industry. ^ SUBSTANCE: invention relates to glass compositions used in instrument making mainly. Proposed glass comprises the following components, wt.-%: SiO2, 60.0-70.0; CaO, 5.0-15.0; SrO, 10.0-15.0, and TiO2, 10.0-15.0. Invention provides decreasing the temperature coefficient of linear expansion of glass. ^ EFFECT: improved and valuable property of glass. ^ 1 tbl |
