Friable non-metal workpiece with through hole and method of processing the same
The invention discloses a brittle non-metal workpiece with a through hole. The brittle non-metal workpiece comprises a surface. The through hole passes through the brittle non-metal workpiece from the surface to the opposite side of the surface; and the inner surface of the side wall of the through...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention discloses a brittle non-metal workpiece with a through hole. The brittle non-metal workpiece comprises a surface. The through hole passes through the brittle non-metal workpiece from the surface to the opposite side of the surface; and the inner surface of the side wall of the through hole is a bright surface. In addition, the invention also discloses a preparation method for the brittle non-metal workpiece with the through hole. |
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