Argenco 83
High Gold Alloys for Crown and Bridge
| Color | YELLOW |
| Type | 1 |
| ADA Class | HIGH NOBLE (HN) |
|
Application
|
|
| Processing | |
|---|---|
| Investment | Gypsum or Phosphate Bonded |
| Crucible | Graphite / Ceramic |
| Degassing Temp C | |
| Oxidation Procedure |
| Solder & Laser Wires | |
|---|---|
| PreSolder | --- |
| PostSolder | --- |
| Laser Wire | LWO77 |
| Physical Properties | |
|---|---|
| VHN After Firing | |
| VHN Soft | 80 |
| VHN Hard | |
| Proof Stress Soft MPa | 103 |
| Proof Stress Hard MPa | |
| Tensile Strength Soft MPa | 345 |
| Tensile Strength Hard MPa | |
| Elongation Soft | 35 |
| Elongation Hard | |
| Elastic Modulus GPa | 53 |
| Composition | |
|---|---|
| Silver (Ag) | 12.0 |
| Gold (Au) | 83.0 |
| Copper (Cu) | 4.0 |
| Palladium (Pd) | 0.95 |
| Iridium (Ir) | 0.05 |
| Thermal Properties | |
|---|---|
| Melting Range C | 945-960 |
| Casting Temp C | 1040 |
| Density g/cc | 16.6 |
| Expansion at 500C | |
| Expansion at 600C | |
| Burnout Temp C | 650 |