| 摘要 |
PROBLEM TO BE SOLVED: To provide an alumina ceramic joined body made of alumina ceramic sintered compacts joined without mirror-polishing a joining surface, and excellent in joining strength, and a method for manufacturing the same.SOLUTION: An alumina ceramic joined body is an alumina ceramic joined body in which a joining layer joins alumina ceramic sintered bodies, and the joining layer is characterized in that a main material thereof is alumina, and that the titanium content is 0.030 mass% to 0.300 mass%. |
