Wire EDM for Copper C110 (ETP Copper)
Wire EDM of copper is effective for complex electrode shapes and precision electrical components. Copper's high conductivity means fast cutting speeds.
Recommended Machining Parameters
| Parameter | Value |
|---|---|
| Achievable Tolerances | ±0.02 mm |
| Surface Finish | Ra 0.4-1.0 μm |
| Cutting Speed | Very fast — highest conductivity |
| Feed Rate | Auto-tuned by EDM controller |
| Tooling Recommendations | Brass wire standard. Molybdenum wire for fine features. |
Expert Machining Tips
1
Very fast cutting due to high conductivity
2
Excellent for electrode manufacturing
3
Multiple skim passes for precision
4
Oil dielectric may improve surface finish
Common Parts Made
Sinker EDM electrodes
Complex bus bar profiles
Waveguide slots
Precision electrical components
Machining Challenges
- Debris management with high cutting rate
- Wire can break at aggressive settings