Braze Alloys
Palco® Technical Information
High-purity palladium and cobalt alloy for vacuum brazing
Key Benefits
- Similar to Palni
- Low penetration into substrate materials
Suggested Base Materials
- Nickel
- Ni-super alloys
- Refractory metals
Nominal Composition by Weight
- Palladium (Pd): 65%
- Cobalt (Co): 35%
Forms Available
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Palco® Thermal Properties |
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|---|---|---|
|
°C |
°F |
|
|
Liquidus |
1219 |
2226 |
|
Solidus |
1219 |
2226 |
|
Palco® Physical Properties* |
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|---|---|---|---|---|
|
Metric |
Imperial |
|||
|
Coefficient of Thermal Expansion (CTE) |
17.0 |
x10-6/°C for 20-1000°C |
9.6 |
x10-6/°F for 68-1832°F |
|
Thermal Conductivity (Calculated) |
35 |
W/(m*K) |
20 |
BTU/ft h °F |
|
Density |
10.4 |
Mg/m3 |
0.375 |
lb/in3 |
|
Yield Strength (0.2% offset) |
344 |
MPa |
50 |
x103 lb/in2 |
|
Tensile Strength |
661 |
MPa |
96 |
x103 lb/in2 |
|
Elongation (2in/50mm gage section) |
25 |
% |
||
|
Electrical Resistivity |
132 |
x10-9(ohm*m) |
||
|
Electrical Conductivity |
4.6 |
x106/(ohm*m) |
||
|
Vapour Pressure (Calculated) |
9 |
10-9 mm Hg @ 1000°C |
9 |
10-9 mm Hg @ 1832°F |
|
7 |
10-6 mm Hg @ 1200°C |
7 |
10-6 mm Hg @ 2192°F |
|
* Please note that all values quoted are based on test pieces and may vary according to component design. These values are not guaranteed in any way and should only be treated as indicative values. They should be used for guidance only and for no other purpose whatsoever.