AgPd5: Premium Silver‑Palladium Alloy for Vacuum Brazing & Metallized Ceramics
Silver-based vacuum braze alloy AgPd5, also Ag95Pd5 or 95Ag5Pd is used in connection technology metallized ceramics / metal in tube construction as well as in vacuum apparatus construction.
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 10.5 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 20.0 °C | 40 GPa | |
Elongation | 20.0 °C | 26 - 34 % | |
Poisson's ratio | 23.0 °C | 0.37 [-] | Typical for Silver |
Shear modulus | 23.0 °C | 30 GPa | Typical for Silver |
Tensile strength | 20.0 °C | 180 - 220 MPa |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 23.0 °C | 1.9E-5 1/K | Typical for Silver |
Melting point | 962 °C | Typical for Silver | |
Specific heat capacity | 23.0 °C | 234 - 251 J/(kg·K) | Typical for Silver |
Thermal conductivity | 20.0 °C | 220 W/(m·K) |
Electrical
| Property | Temperature | Value |
|---|---|---|
Electrical conductivity | 20.0 °C | 2.50E+7 S/m |
Electrical resistivity | 20.0 °C | 4E-8 Ω·m |
Chemical properties
| Property | Value |
|---|---|
Palladium | 5 % |
Silver | 95 % |
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- AgPd5: Premium Silver‑Palladium Alloy for Vacuum Brazing & Metallized Ceramics