Smart 98mm Super Translucent Zirconia 14 mm
Compatible with Wieland, Roland, VHF, Imes-icore etc
Smart super translucent zirconia,called Prettau,is used for full solid zirconia crowns or copings in the aesthetic zone.
This zirconia is made out of super fine zirconia powder,which delivers the highest quality zirconia with bending strength up to 1200MPA.
1.Chemical composition |
Components | ST |
ZrO2+HfO2+Y2O3 | ≥99% |
Y2O3 | 4.5%-6.0% |
Al2O3 | ＜0.15% |
Other Oxides | ＜0.15% |
2.Physical characteristics |
Properties | ST |
Density before sintering(g.cm-3) | 3.15±0.05 |
Density aftersintering（g.cm-3） | 6.09±0.01 |
CTE(25-500℃)(K-1) | 10.5±0.5 |
Flexural strengthafter sintering(Mpa) | 1200 |
Accelerated aging surface monoclinicphase content | ＜15% |
Light transmittance(1.0±0.02mm) | 41%-43% |
Chemical solubility after sintering(μg.cm-2) | ＜100 |
Cytotoxicity | 0 Level |
Radioactivity(Bq.g-1) | ＜0.1 |
Sintering temperature(℃) | 1500-1550℃Recommend 1530℃ |
3.Range of application |
Zirconia type | ST |
Recommended application | Full contour |
Matchedcoloring liquid | ST 16 shade liquid |
4.Sintering curve |
Fig 1. Recommended sintering curve (ST/ST Multilayer) |
Sintering temperature of ST/ST Multilayer is from 1500℃ to 1550℃,you should make sure peak temperature at this range. The recommended sintering temperature is 1530℃. |
The item has been cleaned and handled in accordance with the manufacturer’s instructions.
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Ashdod
Israel
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