Dongguan Kaiyan Hardware Products Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 200000/month |
| Delivery Time | 5days |
| Packaging Details | 40*40*25cm |
| Material thickness | 0.8-1.5mm |
| Surface treatment | Polishing, plating, paint etc |
| Secondary Process | Bending, welding etc |
| Materials Avaliable | stainless steel, titanium,titanium alloy |
| Tolerance | ±0.01–0.05 mm (Customizable) |
| Customization | OEM & ODM Supported |
| Brand Name | Kaiyan |
| Certification | ISO9001:2015 |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | T/T | Supply Ability | 200000/month |
| Delivery Time | 5days | Packaging Details | 40*40*25cm |
| Material thickness | 0.8-1.5mm | Surface treatment | Polishing, plating, paint etc |
| Secondary Process | Bending, welding etc | Materials Avaliable | stainless steel, titanium,titanium alloy |
| Tolerance | ±0.01–0.05 mm (Customizable) | Customization | OEM & ODM Supported |
| Brand Name | Kaiyan | Certification | ISO9001:2015 |
| Place of Origin | CHINA | ||
| High Light | Stainless Steel Bipolar Plates ，Steel Bipolar Plates High Precision ，Bipolar Plates For Fuel Cell Systems | ||
Half etched bipolar plates are precision metal components widely used in fuel cell systems for efficient fluid distribution and electrical conductivity. Manufactured through advanced chemical etching technology, these plates feature precisely controlled micro flow channels that improve gas distribution and enhance fuel cell performance.
The half etching process allows accurate formation of flow fields and channel structures on stainless steel plates without mechanical deformation. Compared with traditional machining methods, chemical etching offers higher precision, smoother channel surfaces, and consistent dimensional accuracy.
Our bipolar plates are commonly produced using high-quality stainless steel materials such as SUS304 and SUS316, which provide excellent corrosion resistance, strength, and durability in demanding operating environments. The precise channel design improves hydrogen and oxygen flow management while reducing pressure loss inside the fuel cell stack.
Precision half etched bipolar plates are widely used in hydrogen fuel cells, energy systems, research laboratories, and advanced clean energy equipment. We provide OEM and ODM manufacturing services, supporting customized channel designs, plate thicknesses, and dimensions according to customer technical drawings.
| Parameter | Specification |
|---|---|
| Product Name | Half Etched Bipolar Plate |
| Manufacturing Process | Chemical Etching / Half Etching |
| Material | Stainless Steel (SUS304 / SUS316) |
| Thickness | 0.05 mm – 1.0 mm |
| Channel Structure | Custom Micro Flow Channels |
| Surface Finish | Clean Etched Surface / Passivation |
| Tolerance | High Precision Control |
| Customization | OEM & ODM Supported |
Half etched bipolar plates are widely used in hydrogen energy and advanced power systems:
Hydrogen fuel cell stacks
Proton exchange membrane (PEM) fuel cells
Fuel cell research equipment
Hydrogen energy systems
New energy vehicles
Laboratory testing devices
Chemical etching technology enables accurate micro-channel formation for efficient gas distribution.
Half etching ensures consistent channel depth and smooth surfaces for improved fuel cell efficiency.
High-quality stainless steel materials provide long-term durability in fuel cell environments.
The chemical etching process eliminates mechanical stress and maintains flatness of the plate.
Various channel patterns and plate dimensions can be customized according to fuel cell design requirements.
Advanced equipment and strict quality control ensure reliable performance and consistency.
A bipolar plate distributes hydrogen, oxygen, and cooling fluids while also conducting electricity between fuel cell layers.
Common materials include stainless steel (SUS304, SUS316) due to their corrosion resistance and strength.
Half etching allows precise micro-channel formation with smooth surfaces and high dimensional accuracy.
Yes. We support custom flow field patterns and dimensions based on customer technical drawings.
They are mainly used in hydrogen fuel cells, new energy vehicles, energy systems, and fuel cell research.
Company Details
Business Type:
Manufacturer
Year Established:
2008
Total Annual:
2000000-6000000
Employee Number:
80~120
Ecer Certification：
Verified Supplier
Company introduction Dongguan KAIYAN Metal Products Co., Ltd. is located in Dongguan, Guangdong, China—widely known as the “World’s Factory.” The company is a professional manufacturer specializing in precision metal stamping parts and custom metal components. With a dedic... Company introduction Dongguan KAIYAN Metal Products Co., Ltd. is located in Dongguan, Guangdong, China—widely known as the “World’s Factory.” The company is a professional manufacturer specializing in precision metal stamping parts and custom metal components. With a dedic...
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