Fuel Cell Bipolar Plate - PV15

  • Graphite composite bipolar plate
  • Good electrical conductivity
  • High chemical resistance
  • Light weight
  • Available in large dimensions

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Fuel cell bipolar plates are made of graphite composite material and are primarily used in flow batteries and fuel cells. They are also suitable for other electrochemical applications. These plates are considered the best material for ambitious cell chemistry due to their excellent properties such as good electrical conductivity, high chemical resistance, light weight, and availability in large dimensions. They are designed for applications requiring high performance and reliability in electrochemical systems. The product offers a range of typical properties including polymer type, density, thickness, tensile strength, compressive strength, electrical resistivity, thermal conductivity, and permeability of helium. The electrical resistivity perpendicular to the surface at 1 MPa compression load is calculated based on internal SGL Carbon standards and is available in different variants such as TF6 and PV15.

Use Cases

  • Flow batteries
  • Fuel cells
  • Other electrochemical applications

Capabilities

  • Polymer type: Fluoropolymer
  • Polymer content: 15 %
  • Density: 1.75 g/cm³
  • Thickness: 0.6 mm
  • Tensile strength (ASTM F152D): 25 MPa
  • Compressive strength (ASTM F1574): 160 MPa
  • Electrical resistivity parallel to surface: 7 Ωµm
  • Electrical resistivity perpendicular to surface at 1 MPa: 3000 Ωµm
  • Thermal conductivity parallel to surface: 300 W/(m·K)
  • Helium permeability at 1 barg: <1×10⁻³ mg/(s×m²)
  • Total impurities: <150 ppm
SGL Carbon SE

SGL Carbon develops carbon-based solutions for hydrogen economy, focusing on hydrogen sealing and storage. They provide graphite materials to ensure safe and efficient hydrogen operations. Their expertise supports sustainable mobility and renewable energy sectors.

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