Attribute
The characteristics: Preshaded color, 42% translucency; Strength ≥1000Mpa
Color: A1/A2/A3/A3.5/A4, B1/B2/B3/B4, C1/C2/C3/C4, D2/D3/D4
Size: 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 25mm
Indications 1: coping, coping bridge, full arch coping bridge, custom abutment, inlay, onlay, posterior crown, posterior crown bridge
Indications 2: screw retained crown, screw retained bridge, full arch crown bridge
Product Description
HaHasmile® Zirconium Dioxide Super plus Translucent Dental lab CAD CAM Preshaded zirconia blocks.
HaHasmile® ST+color zirconia block is preshaded zirconia, ST+color zirconia blocks with higher translucency and high strength, it suitable for making posterior bridge and crown, full arch coping and crown, HaHasmile® ST+color zirconia block is pre-staining zirconia blocks, full ceramic zirconia restoration material. ST+ preshade color zirconia block keep the high translucency, no need dying, it can save time and cost.
Our advantage prices
As we are direct manufacturer for more than 10 years zirconia blocks experience, our zirconia blocks have very high quality, monthly output 60000pcs. In order to give more benefit to our customer, we just have cost prices. 10mm-25mm the prices is $35-$70/pcs.
|
ST+color zirconia blocks |
10mm |
12mm |
14mm |
16mm |
18mm |
20mm |
22mm |
25mm |
|
$35.00 |
$40.00 |
$45.00 |
$50.00 |
$55.00 |
$60.00 |
$65.00 |
$70.00 |
HaHasmile® ST+ Color Zirconia Blocks Features
Super translucency;
Bending strength 1000Mpa;
Higher translucent 42%;
Suitable for coping, coping bridge, posterior crown and bridges, screw retained crown and full arch crown.
HaHasmile® ST+ color Zirconia Block is preshaded zirconia block.
Available for 98mm / 95mm / AG / Sirona
Thickness: 12mm / 14mm / 16mm / 18mm / 20mm / 22mm / 25mm
Color: A1 / A2 / A3 / A3.5 / A4 / B1 / B2 / B3 / B4 / C1 / C2 / C3 / C4 / D2 / D3 / D4
Indications
coping, coping bridge, full contour crown, full contour crown bridge, custom abutment, abutment screw retained bridge, inlay, onlay, posterior crown and bridge;
HaHasmile® ST+color 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+color Zirconia block |
| Nanometer zirconia powder | ≥98% |
| CeO₂ | ＜0.5% |
| Fe2O3 | ＜0.5% |
| Er2O3 | ＜0.5% |
| Other Oxides | ＜0.5% |
ST+color zirconia block Mechanical Property
| Sintered Density g/cm³ | >6.02g/cm³ |
| Bending Strength Mpa | ≥1000Mpa |
| Translucency | 42% |
| Hardness(Hv10) | 1250MPa |
| Sintered temperature(°C) | 1530°C |
| Radioactivity Bq.g-1 | <0.1 |
| Cytotoxicity | Level0 |
Application Method
Coping
Scanning and Designing — Milling — Cleaning — Sintering — Polishing — Porcelain — Staining — Finishing
Full contour crown
Scanning and Designing — Milling — Cleaning — Sintering — Polishing — Staining — Finishing
HaHasmile® ST+color Zirconia Block Sintering Curve
Below 3 units bridge(7h)
| Start temp | Heating rate | Maximum temp | Holding time | Heating rate | Maximum temp | Holding time | Cooling rate | Cooling to |
| Room temp | 10°C/min | 900°C | 20min | 5°C/min | 1530°C | 120min | 10°C/min | 300°C |
From 4 to 6 units bridge(10h)
| Start temp | Heating rate | Maximum temp | Holding time | Heating rate | Maximum temp | Holding time | Cooling rate | Cooling to |
| Room temp | 5°C/min | 900°C | 30min | 3°C/min | 1530°C | 120min | 8°C/min | 300°C |
Above 7 units 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°C/min | 900°C | 20min | 2°C/min | 1530°C | 120min | 3°C/min | 900°C | 7°C/min | 200°C |
