发明名称 |
Ceramic engine part with improved abrasion resistance. |
摘要 |
An engine part (2 to 24) comprising at least partially a sintered body which mainly consists of zirconia and yttria, said yttria being contained in the sintered body in an amount of 0.1 to 15 mo l % with respect to the total of zirconia and yttria. The sintered body has a surface roughness of not greater than 5S, a fracture toughness KIC of 6 to 15 MPa.m<1/2>, a porosity of not greater than 10%, and a grain size of not greater than 5 mu m. |
申请公布号 |
EP0067327(A1) |
申请公布日期 |
1982.12.22 |
申请号 |
EP19820104568 |
申请日期 |
1982.05.25 |
申请人 |
TOKYO SHIBAURA DENKI KABUSHIKI KAISHA |
发明人 |
NISHIDA, KATSUTOSHI;OCHIAI, TOSHIHIKO;INOUE, KOICHI;KUDO, HARUO |
分类号 |
F02F1/00;C04B35/48;C04B35/486;F02F7/00 |
主分类号 |
F02F1/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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