Description
Natural Chroma – highly translucent zirconia according to VITA® shades
With the DD Bio ZX 2 system, the well-known, positive properties of classic zirconium oxide are combined with a significant increase in light transmission. A material for all highly aesthetic restorations.
Perfect for:
- monolithic crowns and bridges of any span
- Especially monolithic bridges
- Cut back (one layer)
- Highly aesthetic veneering work of every span
Physical Properties
| Characteristic | Unit | Value |
| WAK (25 – 500°C) | [10 -6 K -1 ] | ~ 10.6 |
| Chemical solubility | [µm/cm 2 ] | ≤ 11 |
| Fracture toughness (KIC) | [MPa√m] | > 8.0 |
| Bending strength* | [MPa] | 1150±150 |
*measured according to DIN EN ISO 6872
Chemical composition [wt.%]
| ZrO2 + HfO2 + Y2O3 _ _ _ | ≥ 99.0 |
| Y2O2 _ _ _ | < 6 |
| Al2O2 _ _ _ | ≤ 0.15 |
| Other oxides | < 1.0 |
