Xinhsen's chemically etched bipolar plates deliver superior performance in fuel cells, electrolyzers, and flow batteries. Our photochemical etching technology enables complex micro-flow patterns with unmatched precision, optimizing gas/liquid distribution while minimizing pressure drop. These plates are critical for improving energy efficiency in hydrogen applications.
Bipolar Plates Key Advantages
·Ultra-thin designs (0.5-3.0mm) with high structural integrity
·Corrosion-resistant surfaces for acidic/alkaline environments
·Custom flow field patterns (serpentine, interdigitated, biomimetic)
·Zero mechanical stress vs. stamped/laser-cut alternatives
·Rapid prototyping → mass production transition
Parameter | Specification |
---|---|
Material | 316L SS, Titanium, Nickel Alloys, etc |
Thickness | 0.5mm - 3.0mm |
Surface Roughness | Ra 0.1-1.6μm (mirror polish optional) |
Flatness | ≤0.05mm/100mm |
Active Area | 5cm² - 5000cm² |
Electrical Conductivity | >1000 S/cm (metallic plates) |
·Hydrogen Fuel Cells (PEMFC, SOFC, DMFC)
·Water Electrolyzers (PEM, AEM, alkaline)
·Redox Flow Batteries (VRFB, Zn-Br systems)
·CO₂ Conversion Systems
·Laboratory-on-chip devices
·100% automated optical inspection (AOI)
·Material certs: EN 10204 3.1, ASTM standards
·Ex-situ/in-situ corrosion testing
·ISO 9001 & IATF 16949 compliant