| abstract |
Particulate mixture having the following chemical composition, in weight percentages based on the oxides: zirconia ZrO: 100% complement; 0.5 to 10.0% of oxide (s) of perovskite structure; 2.0 to 20.0% of a zirconia stabilizer selected from the group consisting of Y 0, SC O, MgO, CaO, CeO and mixtures thereof, the MgO + CaO content being less than 5.0%; less than 2.0% of a sintering additive selected from the group consisting of AlO, ZnO, TiO and mixtures thereof; less than 2.0% of other oxides, the oxide (s) of perovskite structure and / or said stabilizer and / or said sintering additive being able to be replaced, totally or partially, by an equivalent quantity of precursor (s); ) of these oxides. |