Size
10 inches by 116 inches ± 8.5 inches (8 ft² ± 0.6 ft² ; 0.75 m² ± 0.05 m²)
Description
25 μm Hydrophilic Microporous PP Membrane Gas Barrier
Primary Applications
Large-Format Vented NiCd Battery Systems; Including Aviation, Transportation and Telecommunication Backup
Product Features
• 3419S provides gas barrier for thermal stability
• Coated with complex phosphate-ester surfactant for rapid wetting
• Combination of 3419S and 3420 is designed to meet the MIL-PRF-81757D performance specification for aircraft batteries
Technical Data (Typical Properties)*
|
Property |
Unit of Measure |
Typical Value |
|
Thickness |
µm |
25 |
|
Gurley (JIS) |
Seconds |
1028 |
|
Gurley (ASTM) |
Seconds |
40 |
|
Wet-Out Time |
Seconds |
<30 |
|
Add-One |
% |
10.5 |