PP Battery Separator Roll by Dry Method (800 m L × 65 mm W × 25 um T)-Lib-PP6525

PP Battery Separator Roll by Dry Method (800 m L × 65 mm W × 25 um T) can be used as an excellent Li ion battery separator. 

Specifications

• Material: Polypropylene (PP)
• Thickness: 25 ± 2 um
• Width : 65 mm (suitable for 21700 cylindrical cell)
• Air Permeability: 350±100 s/100ml
• Porosity: 42 ± 3 %
• Area Density: 13.2±1.0 g/m2
• Puncture Strength : ?450 G
• Tensile Strength: ? 1400 Kgf/cm2 (MD); ? 1300 Kgf/cm2 (TD)
• Thermal Shrinkage: ?1.5% (MD); ?0.5% (TD). Drying at 90? for 2 h. 
• Sold in roll only

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