High Precision Metal Bipolar Plates For Fuel Cells Custom Etching

High-Precision Metal Bipolar Plates for Fuel Cells Custom Etching & Fast Delivery

Manufacturer: Shenzhen Xinhsen Technology Co., Ltd

Website: www.xinhsen.cn

Product Overview

Xinhsen 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.

Technical Specifications

Key Features & Benefits

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

Product Range

PEMFC Bipolar Plates

0.1-0.3mm thin with 0.5mm micro-channels

| Parameter | Value |

|---------------------|-------------------|

| Hydrogen Side | 0.4mm channel width |

| Air Side | 0.6mm channel width |

| Contact Resistance | ≤8mΩ·cm² |

Redox Flow Battery Plates

Acid-resistant 316L with 1.2mm flow fields

Cooling Plates

Dual-purpose thermal/electrical conduction

Hybrid Designs

Etched + welded manifolds

Quality Assurance

Leak Testing | Helium leak rate <0.01% vol/hr

Dimensional Inspection | 3D scanning (±5μm accuracy)

Performance Validation |

Polarization curve testing

1000hr salt spray (ASTM B117)

Applications:

Automotive fuel cells

Stationary power systems

UAV/Submarine power

Medical battery packs

Why Choose Xinhsen?

Material Expertise | Optimize conductivity vs. weight (0.1-0.3mm thin plates)

Mass Production | 50,000+ plates/month capacity

Turnkey Solutions | From CFD-optimized designs to coated final products

Request our free design guide for flow field optimization!