Chemical Composition
| Element | Weight % |
|---|---|
| Copper | Bal. |
| Chromium | 3.1 - 3.4 |
| Niobium | 2.7 - 3.0 |
| Iron | <0.005 |
| Silicon | <0.01 |
| Oxygen | ≤0.04 |
| Aluminium | <0.01 |
Mechanical Properties
| Heat treatment | |
| Yield strength | ≥180 MPa |
| Tensile strength | ≥350 MPa |
| Elongation | ≥30.0 % |
| Conductivity | ≥330 W/(mK) |
| Conductance | ≥85% |
Morphology
| Particle size distribution | ||
|---|---|---|
| D10 | D50 | D90 |
| ≥15 µm | 30 - 40 µm | ≤60 µm |
| Sphericity | ≥0.9 | |
| Packing density | ≥4.3 cm³ | |
| Packing density | ≥5.0cm³ | |
| Flowability | ≤25 s/50g | |
