| 摘要 |
A dental ceramic material is disclosed for the preparation and repair of metal ceramic and fully ceramic dentures, which has a processing temperature of 660+-30 degrees C., and has the following composition: 60 to 65% by weight of SiO2, 8.5 to 11% by weight of Al2O3, 8 to 12% by weight of K2O, 10.5 to 12% by weight of Na2O, 0.7 to 2% by weight of CaO, 0.6 to 2% by weight of BaO, 0.5 to 2.5% by weight of B2O3, 0.1 to 0.6% by weight of Sb2O3, 0 to 0.5% by weight of CeO2, 1.2 to 3.8% by weight of TiO2, 0.8 to 1.4% by weight of Li2O, and 1.2 to 3.8% by weight of F2. |
