Freudenberg E20H is carbon paper that is designed to work in PEM electrolyzer as the cathode gas diffusion layer. This is a teflonized (also known as hydrophobic-treated) carbon paper without MPL. It has a thickness of ~185 µm (microns or micrometers) under 1 MPa compression.
Freudenberg E20H is recommended for:
-Low temperature proton exchange membrane (LT-PEM) electrolyzer applications
Freudenberg Fuel Cell and Electrolyzer Carbon Paper GDLs Technical Data Sheet
Freudenberg Fuel Cell and Electrolyzer Carbon Paper GDLs SDS
| Gas Diffusion Layer Properties | |
| Material Type | Carbon Fiber Paper |
| Thickness | 0.185 mm (185 microns) @1 MPa Compression |
| Basic Weight (g/m²) | 113 g/m² |
| Air Permeability (s) | 168 l/m2.s (DIN EN ISO 9237, TP Air Permeability) |
| Electrical Resistivity | 5.5 mOhm.cm2 (TP electrical resistance @ 1 MPa compression) |
| Substrate PTFE Treatment | Yes, (proprietary PTFE % value) |
| Microporous Layer | None |
Freudenberg E20H Carbon Paper GDL - 185 µm with PTFE Treatment
- Brand: Freudenberg Performance Materials GmbH & Co. KG
- SKU: 31070017
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Starting From $18.00
