DPM Argenco 40
Reduced Gold Alloys for Crown and Bridge
| Color | YELLOW |
| Type | 2/4 |
| ADA Class | NOBLE (N) |
|
Application
|
|
| Processing | |
|---|---|
| Investment | Gypsum or Phosphate Bonded |
| Crucible | Graphite |
| Degassing Temp C | 650-1010 |
| Oxidation Procedure |
| Solder & Laser Wires | |
|---|---|
| PreSolder | --- |
| PostSolder | LO, 500 |
| Laser Wire | LWO75 |
| Physical Properties | |
|---|---|
| VHN After Firing | |
| VHN Soft | 125 |
| VHN Hard | 215 |
| Proof Stress Soft MPa | 248 |
| Proof Stress Hard MPa | 550 |
| Tensile Strength Soft MPa | 414 |
| Tensile Strength Hard MPa | 621 |
| Elongation Soft | 30 |
| Elongation Hard | 13 |
| Elastic Modulus GPa | 81 |
| Composition | |
|---|---|
| Silver (Ag) | 45.7 |
| Gold (Au) | 40.0 |
| Copper (Cu) | 8.34 |
| Palladium (Pd) | 4.95 |
| Iridium (Ir) | 0.01 |
| Zinc (Zn) | 1.0 |
| Thermal Properties | |
|---|---|
| Melting Range C | 855-925 |
| Casting Temp C | 1010 |
| Density g/cc | 12.4 |
| Expansion at 500C | |
| Expansion at 600C | |
| Burnout Temp C | 705 |