High-quality fuel cell bipolar plates made via advanced chemical etching. ISO-certified manufacturer with 13+ years of expertise.

Fuel Cell Bipolar Plates: High-Performance Etching Solutions

What is a Fuel Cell Bipolar Plates?

A fuel cell bipolar plate is a critical component in fuel cell stacks, responsible for distributing reactant gases (hydrogen and oxygen), collecting electrical current, removing heat, and providing structural support. Its precision design directly impacts fuel cell efficiency, durability, and power output.

Fuel Cell Bipolar Plates' Key Performance Features

• Ultra-Thin & Lightweight: Optimized for compact fuel cell designs.
• High Conductivity: Ensures efficient electron transfer.
• Corrosion Resistance: Withstands harsh chemical environments.

• Complex Flow Field Patterns: Precision-etched microchannels for uniform gas distribution.

• Low Contact Resistance: Enhances overall fuel cell efficiency.

Fuel Cell Bipolar Plates' Materials
We specialize in etching stainless steel, titanium, nickel alloys, and aluminum for fuel cell applications.

Why These Materials?
1. Stainless Steel & Titanium:

♦ Exceptional corrosion resistance in acidic/alkaline conditions.

♦ High mechanical strength for long-term durability.

♦ Superior thermal conductivity for heat management.

2. Nickel Alloys:

♦ Ideal for high-temperature fuel cells (e.g., SOFCs).

♦ Combines conductivity with oxidation resistance.

3. Aluminum:

♦ Lightweight alternative for portable fuel cell systems.

♦ Cost-effective without compromising performance.

Why Chemical Etching for Bipolar Plates?

Chemical etching outperforms traditional machining methods for flow field plates:

Complex Geometries: Achieve intricate microchannel patterns without tool wear.

Burr-Free Edges: Eliminate post-processing and ensure leak-proof seals.
Material Integrity: No heat-affected zones or mechanical stress.
Scalability: Cost-effective for both prototypes and mass production.
Thin Material Handling: Precision etching down to 0.02mm thickness

For over 13 years Xinhaisen has pioneered developments in photochemical etching, achieving standards admired by the industry and appreciated by a global customer base from a wide range of high-tech engineering markets.

Since found in 2012, in affiliating with our customers we have pioneered many new production techniques and methodologies in order to better serve their needs. It is these techniques that have advanced our capabilities further, enabling us to take what was once considered art and turn it into a science.

Now, we became China's leading photochemical etching specialist, with also the capacity of offering stamping and laser-cutting service. Our products include etching bipolar plates for fuel cell, speaker grills,  micro meshes&filters, tea&coffee infusers, shims&gaskets, Optical encoderdisk&strip, EMI/RFI shielding, Leadframes, connectors&contacts, printingstencils&foils and metal crafts.

Quality and service is our mission, Xinhaisen is committed to pursuing the highest standards of environmental performance. Responsibility for sustainability resides with all employees. The company has achieved ISO 14001 and IS0 9001 and IATF 16949 and is committed to maintaining that standard. With a fast response, high quality, best service and fair price, we have gained high reputation from our customers all over the world.