| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve a problem that a cylindrical long-length ceramic formed body in firing is easily warped to lower the working precision of a ceramic after fired and the characteristics of a product is made inferior. <P>SOLUTION: The formed body is placed on a V-shaped firing setter and is fired by inserting a rod like member having an outside diameter smaller than the inside diameter of the formed body and a full length longer than the formed body after fired into the inside diameter part of the formed body and arranging supporting bodies for supporting the formed body while pressing to the firing setter on both ends of the rod-like body. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
