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Categories | Zirconium Oxide Ceramic |
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Brand Name: | UPCERA |
Model Number: | ST-Color |
Certification: | CE、 FDA 、CFDA、KFDA |
Place of Origin: | China |
Price: | Negotiation |
Payment Terms: | T/T |
Supply Ability: | 10 working days after received your payment |
Packaging Details: | Carton |
Density before sintering (g/cm3): | 3.1±0.5 g/cm3 |
Density after sintering (g/cm3): | 6.08±0.01 g/cm3 |
CTE after sintering (25-200℃): | (10.5±1.0)x10-6K-1 |
3-point bending strength after sintering (MPa): | 1100Mpa |
Average transmittance: | 25~39% |
Chemical solubility after sintering (μg/cm2): | < 100 |
Radioactivity after sintering (Bq/g): | <0.1 |
Sintering temperature (℃): | 1450-1550℃Recommended 1530℃ |
Pre - shaded Machining Zirconium 98×12 mm Super Translucent with VITA 16 Colors
Specification
Wieland System | Cerac in lab (Sirona)System | Amann Girrbach System | Zirkon zahn System CAD/CAM | Upcera Open System |
D98*10 | 14*13*13 | 89*71*10 | D95*10 | D100*10 |
D98*12 | 20*14*15 | 89*71*12 | D95*12 | D100*12 |
D98*14 | 20*19*15 | 89*71*14 | D95*14 | D100*14 |
D98*16 | 40*14*15 | 89*71*16 | D95*16 | D100*16 |
D98*18 | 40*19*15 | 89*71*18 | D95*18 | D100*18 |
D98*20 | 55*19*15.5 | 89*71*20 | D95*20 | D100*20 |
D98*22 | 65*25*22 | 89*71*22 | D95*22 | D100*22 |
D98*25 | 65*40*22 | 89*71*25 | D95*25 | D100*25 |
| 85*40*22 |
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FAQ
Q : Is the fit of crowns and bridges based on zirconia copings as good as that of PFM crowns and bridges?
A : Yes, the marginal fit of crowns and bridges fabricated from zirconia copings can be as good or better than PFM crowns and bridges.
Q : Is the fit of a zirconia coping important since the zirconia ceramic is so strong?
A: The thicker the cement the weaker the all-ceramic restoration. Cements are not as rigid as zirconia ceramic, so a thicker cement layer will cause more flexural deformation of a ceramic core, increasing the potential for fracture.
Q : Is it ok to grind on a zirconia coping without water spray?
A: Water spray is necessary when grinding on a zirconia ceramic coping. The white light or hot spot you see between a diamond and a zirconia ceramic has been measured at 1500 ºC. If the temperature of zirconia ceramic rises above 1000 ºC, a phase change can occur that will induce cracking and surface defects, lowering the strength of the coping.
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