Research Article
Effect of Fiber Laser Irradiation on the Shear Bond Strength between Acrylic Resin and Titanium
Table 2
Shear bond strength values (
), statistical results, and failure types (%).
| Groups | Shear bond strength (MPa) | Failure types |
| Sandblasting | A | Adhesive | 84% | Cohesive | — | Mixed | 16% |
| Metal primer | B | Adhesive | 8% | Cohesive | 34% | Mixed | 58% |
| Fiber laser (10 W) | A | Adhesive | 67% | Cohesive | — | Mixed | 33% |
| Fiber laser (20 W) | A | Adhesive | 67% | Cohesive | — | Mixed | 33% |
| Fiber laser (10 W)+metal primer | B,C | Adhesive | 58% | Cohesive | — | Mixed | 42% |
| Fiber laser (20 W)+metal primer | C | Adhesive | 50% | Cohesive | — | Mixed | 50% |
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Different superscript capital letters indicate significant differences ( ). |