| 摘要 |
PROBLEM TO BE SOLVED: To provide a bent glass-ceramic molded member having good stability and usage characteristics.SOLUTION: A glass-ceramic molded member 30 has a constituent member range formed in a circular arc shape, and the circular arc-shaped constituent member range extends over a circular arc range larger than 180°. One or more body edges of the glass-ceramic molded member 30 have, at least in part, processed edge geometry and/or the glass-ceramic molded member 30 has an edge, which divides a piercing part 35 or a notch 34, and the glass-ceramics molded member 30 has a glassy zone at the processed edge. |
