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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