Gas Diffusion Layer (GDL) Comparison Chart - FuelCellsEtc

FuelCellsEtc Commercial Fuel Cell ComponentsGas Diffusion Layer (GDL)TypeThickness (um)Density(g/cm³)Basic Weight (g/m²)Air Permeability (s)Through PlaneResistance (mOcm²)Tensile Strength (N/cm)Flexural Modulus (MPa)Porosity PTFE TreatedMPLGDL-CT Cloth 410 - 180 < 8 < 13 > 10 (MD) & > 5 (XD) - - Yes YesELAT LT 1400 W Cloth 454 0.8 250 10 ml/(cm²-sec) - - - 31 um Yes YesSigracet 10 Paper 420 - 135 1.45 cm³/(cm²*s) < 16 - - 82% Optional OptionalSigracet 24 Paper 235 - 100 0.6 cm³/(cm²*s) < 12 - - 76% Optional OptionalSigracet 25 Paper 235 - 86 1 cm³/(cm²*s) < 12 - - 80% Optional OptionalSigracet 34 Paper 315 - 140 0.35 cm³/(cm²*s) < 14 - - 75% Optional OptionalSigracet 35 Paper 325 - 110 1.5 cm³/(cm²*s) < 15 - - 80% Optional OptionalAvCarb GDS3215 EP40 Paper 200 0.3 60 - < 14 - - - Yes YesAvCarb GDS1120 P50 Paper 184 0.35 79 - < 14.5 - - - Yes YesAvCarb GDS2230 P75 Paper 275 0.4 98 - < 14 - - - Yes YesAvCarb MGL190 Paper 190 0.44 - 2.2 - 65 45 78% Yes YesAvCarb MGL 280 Paper 280 0.44 - 3.3 - 85 45 78% Yes YesAvCarb MGL 370 Paper 370 0.46 - 4.4 - 120 45 78% Yes YesFreudenberg I6 Paper 210 - 115 160 l/(m²*s) 10 16 - - Yes NoFreudenberg C2 Paper 250 - 135 70 13 16 - - No YesFreudenberg C4 Paper 255 - 135 50 10 12 - - No YesFreudenberg I2 C3 Paper 290 - 150 35 12 22 - - Yes YesFreudenberg I2 C6 Paper 250 - 135 70 11 14 - - Yes YesFreudenberg I2 C8 Paper 230 - 135 90 10 14 - - Yes YesToray 030 Paper 110 0.4 - - 80 mOcm - 40 80% No NoToray 060 Paper 190 0.44 - - 80 mOcm 50 40 78% No NoToray 090 Paper 280 0.44 - - 80 mOcm 70 40 78% No NoToray 120 Paper 370 0.45 - - 80 mOcm 90 40 78% No NoPlease contact us at askus@fuelcellsetc.com for pricing on any of the above GDLs that you see.FuelCellsEt does not guarentee that the data listed on this table is of 100% accuracy.College Station, TX 77842www.FuelCellsEtc.com1 979 635 4706FuelCellsEtcPO Box 9230Askus@fuelcellsetc.comGas Diffusion Layer Comparison Table