AvCarb Gas Diffusion Systems (GDS) combine carbon fiber paper, a PTFE treatment and micro-porous layer surface coating, and are optimized for the rigorous demands PEM fuel cell applications. AvCarb GDS products provide consistent fuel cell performance and durability throughout the life of the fuel cell system. AvCarb has developed a broad range of solution for both mobile and stationary applications.

Features:

Optimized fuel cell performance
Gas permeability
Conductivity
Tailored water management
Cost effective

AvCarb Gas Diffusion Systems (GDS) Carbon Paper Properties Sheet

AvCarb Gas Diffusion Systems (GDS) Carbon Paper Selection Guide

Gas Diffusion Layer Properties
X-Material Type	Carbon Fiber Paper
Nominal Thickness	276 microns (@ 5.00 N/cm²)
Base Material	AvCarb EP75
Bulk Density	0.59 g/cm3 (@ 0.68 N/cm² / 1psi)
Break Strength machine direction	4900 N/m
Basis Weight	151 g/m²
Stiffness machine direction	29.0 Taber
Stiffness cross machine direction	19.0 Taber
X-Through-Plane Resistivity	20 mOhm*cm²
PTFE Treatment	Yes
Microporous Layer (MPL)	Yes, on one side