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Sirona system ZIRCONIA BLOCKS
Our blocks can be used with any old or new Cerec machine.
Pre-sintered, stabilized high quality zirconium oxide by Isostatic pressing.
High mechanical strength, flexural resistance and long stability.
Good for aesthetic crowns & bridge, frameworks in the anterior & posterior region.
Our blocks can be used with any old or new Cerec machine.
Pre-sintered, stabilized high quality zirconium oxide by Isostatic pressing.
High mechanical strength, flexural resistance and long stability.
Good for aesthetic crowns & bridge, frameworks in the anterior & posterior region.
Chemical compositions:
ZrO2+HfO2+Y2O3:99.6wt%
Y2O3 :5.2wt%
Al2O3 :0.2 to 0.5 wt%
Other oxide: <0.2wt%
Physical characteristics:
Bending strength: 1200MPa
Sintering density: 6.07g/cm3
Vicker’s hardness: 12.8GPa
Average grain size: 0.5µm
Chemical solubility: 10µg/cm2
Radioactivity: 0.1Bq/g
5 Block of Size: 40 x 19 x 15 mm
FDA & CE-Certified