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Graphite Bipolar Plate
At BZNCarbon, we have developed ultra-thin graphite bipolar plates that significantly reduce the size and weight of fuel cell stacks. By using carefully selected graphite materials optimized for fuel cell performance, we achieve high electrical efficiency with competitive cost advantages.
Description
Product Overview
Our graphite bipolar plates are manufactured to meet the stringent requirements of modern fuel cell systems. They are available in various flow field designs and sizes to match the full range of fuel cell stack configurations.
Key Features:
Ultra-thin design for high power density
Lightweight structure for vehicle applications
High precision CNC-machined flow fields
Excellent electrical and thermal conductivity
Stable performance under high pressure and temperature
Compatible with hydrogen fuel cell systems
Standard Properties (Fuel Cell Bipolar Plates)
| Property | Unit | Value |
|---|---|---|
| Density | g/cm³ | > 1.95 |
| Specific Resistance | μΩ·m | < 12 |
| Air Leakage Coefficient | – | ≤ 0.3 mm thick, no leakage @ 1kg vacuum |
| Compressive Strength | MPa | > 100 |
| Bending Strength | MPa | > 50 |
| Hardness | Shore SSH | 60 |
| Recommended Working Temp | °C | 150–180 |
Production & Capacity
Over the past few years, BZNCarbon has delivered between 20,000 to 50,000 bipolar plates per month, serving both domestic and international fuel cell system developers. Our plates are used in next-generation fuel cell vehicles and portable energy systems.
We continue to expand production, optimize designs, and lower costs, solidifying our position as one of China’s leading manufacturers of graphite bipolar plates.
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