Custom Platinum Wire Electrodes
Introduction
- Crafted from ≥99.99% high-purity platinum, our wire electrodes are designed to meet the most demanding standards of modern electrochemical analysis. Platinum’s exceptional chemical inertness and high exchange current density make these electrodes the ideal choice for applications ranging from Cyclic Voltammetry (CV) and Electrochemical Impedance Spectroscopy (EIS) to complex electro-synthesis. The high-purity material ensures minimal background interference and prevents sample contamination, providing researchers with ultra-stable potential response and reproducible data even in aggressive acidic or alkaline environments.
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We offer extensive customization options to ensure our platinum wire electrodes integrate perfectly with your specific electrochemical cells. Whether you require a straight wire, a high-surface-area spiral (coil), or a U-shaped configuration, we can manufacture to your exact specifications. You can define the wire diameter (from ultra-fine 0.1mm to robust 2.0mm), total length, and the insulation material—typically high-grade PTFE or PEEK for superior chemical resistance. Each electrode is precision-welded to a conductive rod or lead wire and meticulously cleaned, ensuring it is ready for immediate use in fuel cell research, sensor development, or metal deposition studies.
Specifications
| Type | Platinum Sheet / Plate / Disc / Strip / Pt Electrode |
| Material Grade | High‑purity Platinum (e.g., ≥Pt 99.95%, 99.99%, 99.999% electronic/analytical grade); specialized Pt alloys (e.g., Pt‑Ir, Pt‑Rh, Pt‑Au) available on request |
| Purity | Typically ≥99.95%, ≥99.99%, or ≥99.999% Pt (ultra‑high purity for highly stable electrochemical behavior, low background current, and long‑term durability) |
| Form | Flat sheet, plate, circular disc, strip, ribbon, or ultra‑thin foil; supplied as single pieces, matched sets, or bulk lots for laboratory and pilot‑scale use |
| Thickness | Customizable (typically 0.01 mm – 5 mm; ultra‑thin foils available for micro‑electrode, MEMS, and microfluidic sensor applications) |
| Size & Shape | Fully customizable dimensions; precision‑cut rectangles, squares, round discs, rings, grids, and complex CNC‑machined geometries according to drawings or CAD files |
| Surface Finish | Mill finish, bright/mirror‑polished, brushed, matte, sanded, or micro‑textured to optimize electrochemical active area, wetting properties, and coating adhesion |
| Surface Treatment / Coating | Bare platinum (standard), chemically cleaned/degreased, electrochemically polished, activated surfaces, or functionalized (e.g., catalyst layers, Pt black) for fuel cells, sensors, and advanced electrochemistry |
| Hole / Slot / Mesh Design | Precision drilled or laser‑cut holes, mounting slots, perforated patterns, or platinum mesh/expanded structures to enhance electrolyte access, gas diffusion, and mass transfer |
| Corrosion Performance | Exceptional chemical inertness and corrosion resistance in most acidic, neutral, and alkaline electrolytes; ideal as a stable working, counter, or inert electrode in harsh electrochemical environments |
| Mechanical Strength | High‑temperature stability and good mechanical strength; suitable for cutting, bending, spot‑welding, and fine machining; easy to join with wires, tabs, and conductive leads |
| Operating Temperature | Suitable from low temperatures up to very high‑temperature electrochemical and catalytic applications; melting point approx. 1768 °C (recommended operation well below melting point) |
| Surface Flatness | Tight control of thickness tolerance, roughness, and flatness to ensure uniform contact resistance, highly even current distribution, and reproducible electrochemical response |
| Application Range | Electrochemical research (CV, LSV, EIS), fuel cell and electrolyzer electrodes, electrocatalysis and hydrogen evolution/oxygen reduction studies, corrosion and passivation tests, reference and counter electrodes, biosensors, medical and neural interfaces, high‑temperature catalysis, and advanced materials research |
| Customization | Full support for laser/water‑jet cutting, precision stamping, CNC machining, micro‑patterning, tab/lead welding, surface activation/functionalization, assembly into electrode holders, and clean‑room packaging for high‑purity Pt electrodes suitable for demanding R&D and industrial applications |
Reference dimensions
| 0.1mm*5mm*10mm | 0.2mm*5mm*10mm | 0.1mm*10mm*20mm |
| 0.2mm*20mm*20mm | 0.3mm*20mm*30mm | 0.1mm*20mm*50mm |
| 0.2mm*30mm*100mm | 0.1to 0.5mm*50mm*50mm | The size can be customized |
To customize various metal electrodes, please click the picture below for details：
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