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Mean, SD and P value of tested materials for both measurements.
| Materials tested | Surface hardness (kg/mm2) |
Surface roughness (μm) |
||
|---|---|---|---|---|
| VHN ± SD | P value | Ra ± SD | P value | |
| Control Icon | 290.6 ± 74.7 | .100 | 7.2 ± 2.8 | .662 |
| Icon® | 246.4 ± 123.9 | 6.9 ± 2.0 | ||
| Control Seal-Rite™ | 382.6 ± 71.5 | .000 | 6.3 ± 2.6 | .070 |
| Seal-Rite™ | 37.5 ± 14.1 | 5.3 ± 1.4 | ||
| Icon® | 246.4 ± 123.9 | .000 | 6.9 ± 2.0 | .001 |
| Seal-Rite™ | 37.5 ± 14.1 | 5.3 ± 1.4 | ||
