Pluto 4
| Pluto 4 |
| Type |
Indication |
Colour |
| IV |
4,5,7 |
yellow |
| Au |
Pt |
Pd |
Ag |
Rh |
Ir |
Cu |
Sn |
Zn |
In |
Ga |
Rest |
| 66,5 |
- |
3,5 |
16,7 |
- |
x |
12,0 |
x |
1,2 |
- |
- |
- |
| Melting interval |
Density |
E-Modulus |
| 880°C to 920°C |
14,4 g/cm² |
90 GPa |
| Preheat temp. |
Casting temp. elec. |
Crucible |
| 700°C |
1000°C |
graphite/ceramic/glass carbon |
|
 |
| Hardness HV5 |
Tensile limit MPa |
| As cast |
275 |
Hard |
275 |
As cast |
730 |
Hard |
680 |
| Soft |
155 |
|
|
Soft |
335 |
|
|
| Tensile strength MPa |
Elongation % |
| As cast |
820 |
Hard |
780 |
As cast |
15 |
Hard |
15 |
| Soft |
520 |
|
|
Soft |
35 |
|
|
| Recommended solders |
| Elephant solder II PdF 800°C |
| Elephant solder III PdF 750°C |
| Quenching (cooldown in water) |
Hardening (cooldown by air) |
| 700°C |
10 minutes |
400°C |
15 minutes |
|
|
|
