| 摘要 |
FIELD: chemistry. ^ SUBSTANCE: invention concerns fritted glaze compositions applied in production of facing tile. The glaze includes SiO2, B2O3, Al2O3, BaO, CaO, PbO, Na2O, K2O, ZnO and TiO2 at the following component ratio, wt %: SiO2 - 45.0-50.0; B2O3 - 3.0-5.0; Al2O3 - 1.0-2.0; BaO - 3.0-5.0; CaO - 24.0-32.0; PbO - 3.0-5.0; Na2O - 1.0-2.0; K2O - 1.0-2.0; ZnO - 3.0-5.0; TiO2 - 3.0-5.0. ^ EFFECT: increased frost resistance of glaze. ^ 1 tbl |
