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Sigracet 22 BB is a non-woven carbon paper with a Microporous Layer (MPL) that has been PTFE treated to 5%. It has a total thickness of 215 um (microns). SGL 22 BB is a great low-cost alternative to conventional woven carbon cloth Gas Diffusion Layer (GDL) materials.
Sigracet 22 BB replaces the previous model Sigracet 29 BC.
Properties | |
Thickness (um) | 215 microns |
Basic Weight (g/m²) | 70 |
Fiber Type | Carbon Paper |
PTFE Treated | 5% |
Micro Porous Layer (MPL) | Yes |
Gas Permeability (Gurley sec) | 1.2 |