Translucency: 49% → 43%
Three point bending strength: ≥ 800 → 1100 MPa
Color:
A1, A2, A3, A3.5, A4
B1, B2, B3, B4
C1, C2, C3, C4
D2, D3, D4
BL1, BL2, BL3, BL4
Product advantage
STM is a 3D multilayer zirconia block for making posterior restorations.
Not just preshaded, it shows a natural shade transition of 6 layers in one block from incisal to cervical after sintering, naturally blending to real teeth.
Technical Parameters
| Density before sintering | > 3.15 ± 0.05 g/cm³ |
| Density after sintering | > 6.0 g/cm³ |
| Linear expansion coefficient | (10.3 ± 0.5) × 10⁻⁶ K⁻¹ |
| Three point bending strength | ≥ 800–1100 MPa |
| Translucency | ≥ 49% → 43% |
| Chemical solubility after sintering | < 100 μg/cm² |
| Cytotoxicity test | Cytotoxicity 0 level |
| Radioactivity after sintering | < 0.1 Bq/g |
| Sintering temperature | 1480–1530 °C (1520 °C recommended) |
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