Description
Precipitation-strengthened high-strength copper alloy powder specially developed for additive manufacturing.
| Chemical Composition (wt.%) | |
|---|---|
| Cu | Balance |
| Cr | 3.1-3.4 |
| Nb | 2.7-3.0 |
| Fe | <0.005 |
| Si | <0.01 |
| Al | <0.01 |
| O | ≤0.04 |
| Physical Properties | |
|---|---|
| D10 (μm) | ≥15 |
| D50 (μm) | 30-40 |
| D90 (μm) | ≤60 |
| Sphericity | ≥0.90 |
| Apparent Density (g/cm³) | ≥4.3 |
| Tapped Density (g/cm³) | ≥5.0 |
| Flowability (s/50g) | ≤25 |
| Mechanical & Thermal Properties | ||||
|---|---|---|---|---|
| Condition | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Conductivity (IACS) |
| Heat-treated | ≥350 | ≥180 | ≥30.0 | ≥85% |
| Thermal Conductivity (W/(m·K)) | ||||
| ≥330 | ||||
Applications: Engine combustion chambers, heat exchangers, induction coils.
Processing Method: SLM.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).



