Chemical Etching Bipolar Plates for Fuel Cells with Customized Materials
Bipolar Plate Overview
Xinhaisen Technology produces high-performance metallic bipolar plates through advanced chemical etching technology. Our precision-etched plates deliver exceptional conductivity, corrosion resistance, and flow field accuracy for fuel cells, flow batteries, and energy storage systems.
Bipolar Plate Key Features
·Ultra-Precise Flow Fields – Complex serpentine, parallel, or interdigitated patterns
·Superior Corrosion Resistance – Gold/Ni-P coatings available (ASTM B488)
·Low Contact Resistance – ≤5mΩ·cm² (with conductive coatings)
·High Pressure Tolerance – Withstands >3MPa stack pressure
·Rapid Prototyping – Functional samples in 10-14 days
Bipolar Plate Specification
| Parameter | Specification |
| Material | Stainless Steel, Titanium, Alloys,etc. |
| Thickness | 0.5mm - 3.0mm |
| Surface Roughness | Ra ≤0.8μm (as-etched), ≤0.2μm (post-polished) |
| Flatness | ≤0.05mm per 100mm |
Bipolar Plate Applications
·Automotive fuel cells
·Stationary power systems
·UAV/Submarine power
·Medical battery packs
Why Choose Xinhaisen?
·13+ years of specialized etching experience
·Engineering support from design to final product
·Strict confidentiality protection for all customer designs
Get Started
Send us your drawings for:
·Free quote within 2 hours
·Design advice
·Sample arrangement
Easy to order! Just contact us with your requirements.
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