| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a zirconia member for heat treatment by which the improvement in durability and corrosion resistance is made possible and to provide a method for manufacturing the same. <P>SOLUTION: The sintered zirconia compact (a) is mainly composed of cubic system zirconia, (b) contains at least one stabilizer selected from the group consisting of Y<SB>2</SB>O<SB>3</SB>and CaO at 6 to 20 mol% zirconia as a stabilizer, (c) is specified in the content of SiO<SB>2</SB>to ≤0.2 wt%, (d) is specified in porosity to ≤2% and (e) is specified in average crystal grain size to 8 to 30 μm. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
