Aramid Hydrolox® HCE vs Aramid Needlefelt with ePTFE Membrane

12 oz aramid
Hydrolox®
14 oz aramid
needlefelt with ePTFE membrane
Support Fiber Fiber
Weight (oz/yd2) 11.8 15.1
Air Permeability (cfm) Min: 32
Max: 36
Min: 4.16
Max: 5.61
Thickness (mil) Min: 78
Max: 85
Min: 78
Max: 84
Mullens Burst (psi) 510 545
Tensile (MD lbf) (Average) 196 327
Tensile (CD lbf) (Average) 305 298
Elongation @ 11.24 lbf (%) 1.7 1.5
Heat Stability (% Shrinkage at 450 F) 1.0 1.0
VDI Test Data: (ASTM D6830-02)
Total of Abs [mg] 0.6 0.8
Total Efficiency % 99.997 99.996
Total Emissions % 0.003 0.004
Clean Gas Concentration [mg/m3] 0.05 0.07
aramid hydrolox hydro-entangled v needlefelt air permeability
aramid hydrolox hydro-entangled v needlefelt clean gas concentration

The property values listed in this specification are determined through statistical sampling from production campaigns and are subject to industry-wide tolerances. Typically, Bondex test protocol requires averaging at least ten representative measurements to produce a reported value, and the company reserves the right to make amendments without notice. Hydrolox® is a registered trademark of Bondex, Inc.