C&M ceramic alloys V-Gnathos® Plus colour yellow, 25g
High-gold dental alloy for porcelain bonding, extra hard, Palladium free, type 4
Colour: yellow
The alloy is considered to be highly corrosion resistant and showed neither a cytotoxic nor a mutagenic potential nor did it course any allergic sensitization.
Indication
For porcelain-to-metal crowns and bridges application, C&B technique, superstructures on implants, milling works.
Inlays, onlays, crowns ¾ / Single crowns / Short-span bridgework / Long-span bridgework / Milled work
|
Composition in weight |
% |
|
Au + Pt group metals |
97.85 |
|
Au |
85.90 |
|
Pt |
11.70 |
|
Ir |
0.05 |
|
Rh |
0.20 |
|
In |
0.10 |
|
Fe |
0.05 |
|
Mn |
0.10 |
|
Nb |
0.40 |
|
Zn |
1.50 |
Physical properties
|
Density g/cm³ |
18.8 |
|
Melting range °C |
1025-1190 |
|
CTE (25-500°C)10-6 K-1 |
14.3 |
|
(25-600°C)10-6 K-1 |
14.5 |
|
Young’s Modulus GPa |
80 |
Mechanical properties
|
As cast |
After firing |
Hardened |
|
|
Hardness HV5 |
185 |
205 |
240 |
|
0.2% Proof stress,Rp0.2% MPa |
540 |
580 |
|
|
Elongation A5% |
6 |
6 |
