Effect of Speed Sintering on Low Temperature Degradation and Biaxial Flexural Strength of 5Y-TZP Zirconia
Abstract
:1. Introduction
2. Materials and Methods
2.1. Specimen Preparation
2.2. Specimen Preparation for Hydrothermal Aging
2.3. Surface Characterization and Phase Structure
2.3.1. Surface Structure, Grain Size, and Elemental Analysis
2.3.2. Phase Structure
2.4. Translucency
2.5. Biaxial Flexural Strength
2.6. Statistical Analysis
3. Results
3.1. Surface Structure and Elemental Analysis
3.2. Phase Structure
3.3. Translucency
3.4. Biaxial Flexural Strength
4. Discussion
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Groups | Mean (µm) | SD (µm) |
---|---|---|
Regular Sintering | 3.206 | 1.257 |
Regular Sintering LTD | 3.442 | 1.820 |
Speed Sintering | 1.822 | 0.452 |
Speed Sintering LTD | 1.689 | 1.053 |
(I) Groups | (J) Groups | Mean Difference (I − J) | p Value |
---|---|---|---|
Regular Sintering | Regular Sintering LTD | −0.236 | 0.975 |
Speed Sintering | 1.383 | 0.075 | |
Speed Sintering LTD | 1.517 | 0.042 * | |
Regular Sintering LTD | Regular Sintering | 0.236 | 0.975 |
Speed Sintering | 1.6192 | 0.026 * | |
Speed Sintering LTD | 1.7532 | 0.014 * | |
Speed Sintering | Regular Sintering | −1.383 | 0.075 |
Regular Sintering LTD | −1.6192 | 0.026 * | |
Speed Sintering LTD | 0.134 | 0.995 | |
Speed Sintering LTD | Regular Sintering | −1.517 | 0.042 * |
Regular Sintering LTD | −1.753 | 0.014 * | |
Speed Sintering | −0.134 | 0.995 |
Zirconia Specimens | C (Mean ± SD) (Atomic %) | O (Mean ± SD) (Atomic %) | Y (Mean ± SD) (Atomic %) | Zr (Mean ± SD) (Atomic %) | Hf (Mean ± SD) (Atomic %) |
---|---|---|---|---|---|
Regular Sintering | 35.073 ± 1.355 | 53.773 ± 1.505 | 1.220 ± 0.051 | 9.833 ± 0.238 | 0.016 ± 0.004 |
Regular Sintering LTD | 32.973 ± 1.682 | 47.436 ± 0.947 | 2.076 ± 0.084 | 17. 376 ± 0.6930 | 0.1433 ± 0.024 |
Speed Sintering | 34.260 ± 2.692 | 53.123 ± 1.831 | 1.346 ± 0.097 | 11.163 ± 0.906 | 0.013 ± 0.004 |
Speed Sintering LTD | 28.190 ± 0.190 | 50.093 ± 0.339 | 2.316 ± 0.02 | 19.236 ± 0.182 | 0.166 ± 0.012 |
Zirconia Specimens | Contrast Ratio (Mean ± SD) | Translucency (Mean ± SD) | Flexural Strength (MPa) (Mean ± SD) |
---|---|---|---|
Regular Sintering | 0.787 ± 0.034 | 10.581 ± 0.798 | 466.41 ± 22.898 |
Regular Sintering LTD | 0.734 ± 0.028 | 12.443 ± 1.173 | 471.85 ± 20.789 |
Speed Sintering | 0.833 ± 0.021 | 9.052 ± 0.618 | 500.5 ± 23.432 |
Speed Sintering LTD | 0.824 ± 0.252 | 9.263 ± 0.775 | 513.63 ± 19.909 |
(I) Groups | (J) Groups | Mean Difference (I − J) | p Value |
---|---|---|---|
Regular Sintering | Regular Sintering LTD | −5.436 | 0.926 |
Speed Sintering | −34.097 * | 0.001 * | |
Speed Sintering LTD | −47.219 * | <0.0001 * | |
Regular Sintering LTD | Regular Sintering | 5.436 | 0.926 |
Speed Sintering | −28.661 * | 0.008 * | |
Speed Sintering LTD | −41.783 * | <0.0001 * | |
Speed Sintering | Regular Sintering | 34.097 * | 0.001 * |
Regular Sintering LTD | 28.661 * | 0.008 * | |
Speed Sintering LTD | −13.122 | 0.444 | |
Speed Sintering LTD | Regular Sintering | 47.219 * | <0.0001 * |
Regular Sintering LTD | 41.783 * | <0.0001 * | |
Speed Sintering | 13.122 | 0.444 |
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Kongkiatkamon, S.; Peampring, C. Effect of Speed Sintering on Low Temperature Degradation and Biaxial Flexural Strength of 5Y-TZP Zirconia. Molecules 2022, 27, 5272. https://doi.org/10.3390/molecules27165272
Kongkiatkamon S, Peampring C. Effect of Speed Sintering on Low Temperature Degradation and Biaxial Flexural Strength of 5Y-TZP Zirconia. Molecules. 2022; 27(16):5272. https://doi.org/10.3390/molecules27165272
Chicago/Turabian StyleKongkiatkamon, Suchada, and Chaimongkon Peampring. 2022. "Effect of Speed Sintering on Low Temperature Degradation and Biaxial Flexural Strength of 5Y-TZP Zirconia" Molecules 27, no. 16: 5272. https://doi.org/10.3390/molecules27165272