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

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