Description
Medical-grade cobalt-chromium alloy powder with excellent mechanical properties and biocompatibility.
| Chemical Composition (wt.%) | |
|---|---|
| Co | Balance |
| C | ≤0.35 |
| Cr | 24.5-28.5 |
| Mo | 4.5-6.5 |
| W | 4.0-6.0 |
| Si | ≤1.0 |
| Mn | 0-2 |
| Fe | <0.5 |
| N | <0.1 |
| H | <0.2 |
| Physical Properties | |
|---|---|
| D10 (μm) | ≥12 |
| D50 (μm) | 25-35 |
| D90 (μm) | ≤53 |
| Sphericity | ≥0.8 |
| Apparent Density (g/cm³) | ≥4.0 |
| Tapped Density (g/cm³) | ≥4.5 |
| Flowability (s/50g) | ≤25 |
| Mechanical Properties (Heat-treated) | |||
|---|---|---|---|
| Direction | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) |
| XY | ≥1100 | ≥950 | ≥6.0 |
| Z | ≥1000 | ≥750 | ≥10.0 |
| Component Properties | |||
|---|---|---|---|
| Young’s Modulus (GPa) | ≥150 | ||
| Thermal Expansion (×10-6K-1) | 14.1±0.5 | ||
| Metal-Ceramic Bond Strength (MPa) | ≥25 | ||
| Vickers Hardness (HV10) | ≥300 | ||
Applications: Dental and orthopedic medical devices.
Processing Methods: SLM, EBM.
