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)	.252 mm (252 microns)
Nominal Base Weight	154 g/m²
Break Strength machine direction	4100 N/m
Stiffness machine direction	25.0 Taber
Stiffness cross machine direction	17.0 Taber
Bulk Density (@ 0.68 N/cm² / 1psi)	0.61 g/cm3
Through-Plane Resistivity	22 mOhm*cm²
PTFE Treatment	Yes
Microporous Layer (MPL)	Yes, on one side