TT white provides the highest translucency, which is suitable for anterior restorations and requires no porcelain.
UPCERA
[Physical Characteristics]
Density after sintering
≥6.0g/cm3
CTE (25-500℃）
(10.5±0.5) x10-6K-1
Accelerated aging surface monoclinic phase content
<5%
Chemical solubility after sintering
<100μg/cm2
Radioactivity
<0.1Bq/g
Sintering temperature
1450℃
[Chemical Composition]
ZrO2 + HfO2 + Y2O3
>96.5%
Y2O3
5.8%-9.7%
Al2O3
<0.5%
Fe2O3
—
Er2O3
—
Other oxides
<0.5%