Luma Wire Tech provides precision palladium plating solutions for fine wire applications requiring an exceptional balance of durability, corrosion resistance, and electrical contact performance.
Palladium plating is widely used when engineers need to improve wear resistance and long-term reliability without compromising electrical functionality. In addition to serving as a high-performance surface coating, palladium can also act as an effective adhesion-promoting and diffusion barrier layer in multilayer plating systems, offering an alternative to nickel in selected applications.
Using advanced reel-to-reel electroplating technology, Luma applies highly controlled palladium coatings to ultra-fine wires ranging from 5 to 200 microns. Palladium plating can enhance existing wire materials by improving surface durability, electrical contact performance, and resistance to wear and environmental degradation.
As a result, palladium-plated fine wire is widely used in electronics, medical technology, aerospace systems, sensors, and other demanding applications where long-term reliability and coating stability are critical.

Palladium plating is often selected when engineers require a combination of corrosion resistance, wear resistance, and reliable electrical contact performance. Offering corrosion protection comparable to gold while providing greater hardness and durability, palladium is a popular choice for demanding electronic, medical, sensing, and industrial applications. In addition to its excellent surface durability, palladium can also act as an effective diffusion barrier in multilayer coating systems, helping maintain long-term coating integrity and performance.
| Property | Benefit |
|---|---|
| Corrosion Resistance | Provides excellent protection against oxidation and environmental degradation. |
| Wear Resistance | Offers superior resistance to wear and abrasion compared to many precious metal coatings. |
| Surface Hardness | Provides a harder and more durable surface than gold plating. |
| Electrical Contact Performance | Supports stable and reliable electrical connections over extended service life. |
| Adhesion & Barrier Properties | Can function as an adhesion-promoting and diffusion barrier layer in advanced multilayer coating systems. |
| Chemical Stability | Maintains performance in demanding operating environments. |
Luma applies precision palladium plating to ultra-fine wires using advanced reel-to-reel electroplating technology. Our process enables consistent coating quality, tight thickness control, and scalable production for demanding applications.
| Capability | Details |
|---|---|
| Wire Diameter Range | 5–200 µm |
| Plating Process | Continuous reel-to-reel electroplating |
| Coating Thickness | Tailored to application requirements |
| Multilayer Coating Systems | Suitable as a functional coating, adhesion-promoting layer, or diffusion barrier in selected plating architectures | Performance Focus | Optimized for applications requiring wear resistance, reliable electrical contacts, and multilayer coating functionality |
| Production Capability | From prototype development to volume production. |
| Delivery Format | Available on spools (variable lengths). Cut-to-length delivery will be available from Autumn 2026. |
Gold-plated, polished and clean metal wires for demanding technical applications.

Our team support demanding wire applications.