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Perfit ZR™ ST
- White/Pre-Shaded Zirconia
- High translucency and strength.
- Applicable to both posterior and anterior
- Translucency: 46% / Flexural Strength: 1,100MPa
Translucency(%)
| Perfit ZR TSML | ||||||
| Perfit ZR STML | ||||||
| Perfit ZR HT | ||||||
| Perfit ZR ST | ||||||
| Perfit ZR UT |
Sample Thickness : 1.0mm, By Spectrophotometer
Perfit ZR ST is a Pre-shaded zirconia that has high translucency and strength. So, Both anterior and posterior prostheses can be made.
Specification
| Product | Perfit ZR ST |
|---|---|
| Translucency(%) 1) | 46 |
| Flexural Strength(MPa) | 1,100 |
| Material | 4Y-TZP |
| Shade | VITA classical 16 shades |
| Indications |
|
1) Sample Thickness : 1.0 mm, by Spectrophotometer
Geometry
VATECH
Perfit ZR™ ST
Ø 98
10mm
10mm
25mm
10mm
Available Thickness(Ø98 x mm)
14, 18, 22, 25mm
Sintering
Volume change at 1,000℃, changing color at 1400℃, and coloring liquid diffusion at 1450-1550℃ are generated for zirconia.
Usually, sintering temperature at long time is stable for volume change, flexural strength and translucency.
| Step | Starting Temp (˚C) | Target Temp (˚C) | Heating Rate (˚C/min) | Holding Time (h) |
|---|---|---|---|---|
| 1 | Room Temp | 1,200 | 10 | - |
| 2 | 1,200 | 1,530 | 2 | - |
| 3 | 1,530 | 1,530 | - | 2 |
| 4 | 1,530 | Room Temp | -8 | - |
Images
