| abstract |
Molten particles, wherein the molten particles are selected from more than 15% but less than 55% Al 2 O 3 , more than 25% but less than 60% TiO 2 , overall less than 20% MgO and CoO Fe 2 O 3 , Cr 2 O 3 , MnO 2 , La 2 O 3 , Y 2 O 3 and Ga, at least one oxide of element M 1 , more than 0.7% but less than 20% Selected from the group formed by ZrO 2 , Ce 2 O 3 and HfO 2 , at least one oxide of the element M 2 selected from the group formed by 2 O 3 , less than 20% overall Molten particles having a chemical composition of at least one oxide of element M 3 and less than 30% SiO 2 as a weight percent based on the oxide. A ceramic product or material obtained by sintering the particles. [Selection figure] None |