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98mm ST+Multilayer Zirconia Blocks
HaHasmile
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HaHasmile® is a brand for selling dental materials, we are direct manufacturer for more than 10 years to sell zirconia blocks, PMMA blocks, Milling Burs, Grinding tools and other consumable materials experience, our dental materials have very high quality and our zirconia blocks monthly output 60000pcs. We can provide very stable and fast delivery.
ST+Multilayer Zirconia Blocks Product Description
Shape | 98mm/95mm/71mm/Sirona |
Size | 12mm/14mm/16mm/18mm/20mm/22mm/25mm/30mm |
| Color | A1/A2/A3/A3.5/A4/B1/B2/B3/B4/C1/C2/C3/C4/D2/D3/D4 |
Features:
Posterior crown, posterior crown bridge;
Full arch crown bridges; Full crown bridge;
14 units bridge half mouth full arch bridges;
Vita 16 Shades; Multilayer color;
Bending Strength Mpa 1350MPA;
Translucency: 45%;
Indications:
14 units bridge half mouth full arch bridges; Posterior crown, posterior crown bridge; Full arch crown bridges; Full crown bridge;
HaHasmile® ST+Multilayer zirconia blocks are produced by CIP technology and pre-sintered in low temperature. Although the product has some strength, because of porosity, please handle carefully.
Chemical Composition
| Components | ST+Multilayer Zirconia blocks |
| Nanometer zirconia powder | ≥98% |
| CeO₂ | ＜0.5% |
| Fe2O3 | ＜0.5% |
| Er2O3 | ＜0.5% |
| Other Oxides | ＜0.5% |
Mechanical Property
| Sintered Density g/cm³ | >6.02g/cm³ |
| Bending Strength Mpa | 1350Mpa |
| Translucency | 45% |
| Hardness(Hv10) | 1250MPa |
| Sintered temperature(°C) | 1530°C |
| Radioactivity Bq.g-1 | <0.1 |
| Cytotoxicity | Level0 |
ST+ Multilayer (1-3units bridge)7h | ||||||||||
Start temp | Heating rate | Maximum temp | Holding time | Heating rate | Maximum temp | Holding time | Cooling rate | Cooling to | ||
room temp | 10℃/min | 900℃ | 20min | 5℃/min | 1530℃ | 120min | 10℃/min | 300℃ | ||
ST+ Multilayer (4-6units bridge) 10h | ||||||||||
Start temp | Heating rate | Maximum temp | Holding time | Heating rate | Maximum temp | Holding time | Cooling rate | Cooling to | ||
room temp | 5℃/min | 900℃ | 30min | 3℃/min | 1530℃ | 120min | 8℃/min | 300℃ | ||
ST+ Multilayer (up to 7units bridge) 15h | ||||||||||||
Start temp | Heating rate | Maximum temp | Holding time | Heating rate | Maximum temp | Holding time | Cooling rate | Cooling to | Cooling rate | Cooling to | ||
room temp | 4℃/min | 900℃ | 20min | 2℃/min | 1530℃ | 120min | 3℃/min | 900℃ | 7℃/min | 200℃ | ||
