Amann Girrbach ceramill zolid Instrucciones De Uso página 24

P R O P E R T I E S
Technical data
E N
Bending strength (4-point)
E-module
Grain size
Density
Open porosity
Thermal expansion coefficient
(WAK) (25 - 500 °C)
Chemical solubility
Radioactivity
Chemical composition
Oxide
ZrO + HfO
2
Y O
2 3
HfO
2
Al O
2 3
Other oxides
Shelf life of the blanks
When appropriately stored, Ceramill Zolid zirconium-oxide blanks can
be used five years after the manufacturing date.
24
+ Y O
2 2 3
Unit
1200 ± 200
MPa
GPa
μm
3
g/cm
%
11 ± 0,5 × 10
1/K
μg/cm
2
Bq/g
Mass percentage
≥ 99.0
4.5 - 5.6
< 5
< 0.5
< 0.5
Value
> 200
≤ 0.6
≥ 6,05
0
–6
< 5
< 0.2