Copper surface finishing prevents tarnishing and oxidation while maintaining electrical/thermal properties. Plating and coatings must be selected carefully to preserve conductivity where needed.
| Parameter | Value |
|---|---|
| Achievable Tolerances | ±0.01 mm (finished) |
| Surface Finish | Ra 0.2-1.6 μm |
| Cutting Speed | N/A |
| Feed Rate | N/A |
| Tooling Recommendations | N/A — surface finishing process |
Tin plating for solderability and corrosion protection
Silver plating for high-frequency applications
Nickel plating for general protection
Clear coat for display parts
Tin-plated terminals
Silver-plated waveguides
Nickel-plated heat sinks
Clear-coated display pieces
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