| 摘要 |
PROBLEM TO BE SOLVED: To provide a zirconia sintered compact which has two or more different color hues, has sensuousness that shows an image of high-quality, and is high in intensity enough to be used as a member.SOLUTION: A zirconia sintered compact comprises a first zirconia sintered compact and a second zirconia sintered compact, wherein the first zirconia sintered compact is the one containing aluminum oxide, the second zirconia sintered compact is the one containing a spinel oxide, a grain boundary is formed between the first zirconia sintered compact and the second zirconia sintered compact, and no gap is formed or color bleeding does not occur on the grain boundary. |
