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CAD/CAM system kompatibilis D98x14 mm zirkon tömb ST
Termék kód: U14W-ST
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    Termékleírás:
    Unstained, highly translucent, made of yttrium oxide stabilised, tetragonal ZrO₂. For the fabrication of fully and partially veneered frame constructions with high strength. Medical device Class IIa. Indications:
    • Crown frames;
    • Multi-pontic bridge frames;
    • Partially veneered crown and bridge frames;
    • Inlay bridges;
    • Maryland bridges;
    • Primary telescopes.
    Physical data:
      CTE 10.5 ± 1.0 x 10⁻⁶K⁻¹ (25-500 °C); density after sintering 6.07 ± 0.01 g/cm³; bending strength (3-point bending test) > 1200 MPa; sintering temperature 1400-1580 °C, recommended 1530 °C; translucency 39 %.
    Composition in %:
      ZrO₂ HfO₂ Y₂O₃ ≥ 99; Y₂O₃ 4.5-6; Al₂O₃ ≤ 0.5; other oxides ≤ 0.5.