| 摘要 |
FIELD: technology of silicates; manufacture of glass used in construction engineering; manufacture of domestic utilities. ^ SUBSTANCE: proposed glass contains the following components, mass-%: SiO2, 60.0-70.0; Al2O3, 1.0-3.0; MgO, 4.0-5.0; As2O3, 0.1-0.3; SnO2, 0.7-1.4; ZrO2, 4.0-5.0; B2O3, 15.0-20.0; TiO2, 5.0-5.5. ^ EFFECT: reduced thermal expansion coefficient. ^ 1 tbl |
