Shanghai YUWA Dental Material Co.,Ltd
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Classic A3 Opaque Powder Prefect Bonding Strength
VITA Classic 16 Colors
Classic A3 opaque powder is our new generation of metal bond porcelain, it has prefect
bonding strength. Dentist can choose the color by VITA shade guide easily. And dental
lab technicans just use the right color to build it. Classic A3 opaque powder has been used
after first fired washing opaque, helping to cover the color of metal. You can use the opaque
powder once or twice depanding on the labs technicans. Classic A3 opaque powder is very
easy to use, even new staff can use it easily and beautifully.
The Characteristics of Classic A3 Opaque Powder:
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Classic A3 Opaque Powder Firing Schedule:
|
Preheat Temp |
Drying Time |
Heat Time |
Final Temp |
Holding Time |
Vacuum Start |
Vacuum Time |
|
600 ℃ |
2 Min |
6 Min |
930 ℃ |
1 Min |
600 ℃ |
6 Min |
The Following is our Classic A3 Opaque Powder Composition:
|
SiO2 |
35~65 |
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Al2O3 |
10~25 |
|
K2O |
8~15 |
|
TiO2 |
5~15 |
|
CeO2 |
4~12 |
|
Pigment |
0~12 |
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