Research Article
Effect of Incisal Porcelain Veneering Thickness on the Fracture Resistance of CAD/CAM Zirconia All-Ceramic Anterior Crowns
Table 2
Grouping of the specimens.
| | Groups | Group I | Group II |
| | Crown material | CAD/CAM zirconia all-ceramic (0.5 mm coping thickness) | Nickel-chromium metal ceramic (0.5 mm coping thickness) | | Number of specimens | 10 | 10 | | Subgroups | Ia | Ib | IIa | IIb | | Number of specimens | 5 | 5 | 5 | 5 | | Incisal veneering porcelain thickness | 1.5 mm | 3.0 mm | 1.5 mm | 3.0 mm |
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