Custom Precision Fuel Cell Bipolar Plates Via Chemical Etching Processing
Product Details
| Material: | Stainless Steel, Titanium, Cu-Ni Alloy, Fe-Ni Alloy | Size: | Custom |
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| Color: | Silver, Gold, Etc | Manufacturing Technology: | Photo Chemical Etching And Diffusion Welding |
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Precision fuel cell bipolar plates,Custom fuel cell bipolar plates,Stainless steel bipolar plate |
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Product Description
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.
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Complex Flow Field Patterns: Precision-etched microchannels for uniform gas distribution.
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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
What is Chemical Etching?
Chemical etching is a subtractive manufacturing process that uses controlled chemical reactions to selectively remove material, creating precise, complex parts.
Fuel Cell Bipolar Plates' Etching Process Steps:
- Material Prep: Clean and degrease metal sheets.
- Photoresist Coating: Apply UV-sensitive resist.
- Exposure: Transfer flow field design via photomask.
- Development: Remove unexposed resist to reveal etching areas.
- Etching: Immerse in etchant to dissolve unprotected metal.
- Strip & Clean: Remove residual resist and polish.
- QC Inspection: Validate dimensions, conductivity, and surface finish.
Our Manufacturing Capabilities
- Materials: Stainless steel, titanium, copper-nickel alloys, aluminum, Fe-Ni alloys.
- Thickness Range: 0.02mm – 2.0mm.
- Tolerances: ±0.01mm for critical dimensions.
- Additional Services:
- Stamping & Diffusion Welding
- Surface Treatments (e.g., Au/Ni plating, passivation)
- Conductive Adhesive Bonding
- Full IATF 16949-compliant quality control.
The material ,thickness and size we can produce as following
| Material | Thickness | Size |
| STEEL AND STAINLESS STEELS | 0.01mm – 1.5mm | 650mm x 1800mm |
| NICKEL AND NICKEL ALLOYS | 0.01mm – 1.5mm | 600mm x 1500mm |
| COPPER AND COPPER ALLOYS | 0.01mm – 1.5mm | 600mm x 1500mm |
| ALUMINIUM | 0.01mm – 1.5mm | 600mm x 1500mm |
| TITANIUM AND TITANIUM ALLOYS | 0.01mm – 1mm |
600mm x 550mm |
How to customize the Bipolar plates from us.
1.Please send us your design.
We accept the following file formats:
DWG, DXF, PDF, Step, Gerber, IGES, CorelDraw and Adobe Illustrator
2.Samples making lead time:3-10days
3.Express:By DHL,Fedex,TNT,around 3-7days
Why Choose Us?
✅ 13+ Years Expertise: Trusted by global clients in automotive, energy, and aerospace.
✅ ISO 9001/14001 & IATF 16949 Certified: Guaranteed quality and sustainability.
✅ Prototype Delivery time: 3-7days.
✅ Mass Production: 2-3Weeks
✅Competitive Pricing: Optimized processes for cost efficiency.
Product Highlights
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, ...
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