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AvCarb P50
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From $32.00
AvCarb P50 Gas Diffusion substrates are unparalleled in their ability to meet the rigorous demands of the fuel cell, including platinum catalyst and functional layer support, effective transport of gases and liquids, and conduction of heat and electricity. Moreover AvCarb P50 substrates are highly durable, both chemically and mechanically.
AvCarb P50 is the base substrate used in GDS1120 gas diffusion layer.
| AvCarb Carbon Paper Properties | |
| Material Type | Carbon Paper Substrate |
| Nominal Thickness (@ 1psi / 0.7 N/cm²) | .170 mm (170 microns) |
| Nominal Thickness (@ 7.3psi / 5.1 N/cm²) | .150 mm (150 microns) |
| Nominal Basis Weight | 50 g/m3 |
| Break Strength machine direction | 5.0 MPa |
| Break Strength cross machine direction | 3.0 MPa |
| Stiffness machine direction | 7.5 Taber |
| Stiffness cross machine direction | 3.0 Taber |
| Bulk Density (@ 0.69 N/cm3 / 1psi) | 0.31 g/cm3 |
| Air Permeability (Gurley) through-plane | 35 sec/100cc |
| Air Permeability (Gurley) in-plane | 295 sec/100cc |
| Compressibility ((22N - 113N)/22 x 100%) | 11.5% |
| Through-Plane Resistivity | 6.7 mOhm*cm² |
| Substrate PTFE Treatment | None |
| Microporous Layer (MPL) | None |
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