PE Battery Separator Roll by Wet Method (1500 m L × 60 mm W × 20 um T) can be used as an excellent Li ion battery separator. 

Specifications

• Material: Polyethylene (PE)
  
• Thickness:                   20 ± 2 um
• Width :                         60 mm
• Air Permeability:            230±60 s/100ml
• Porosity:                     44 ± 5 %
• Area Density:             10.6.2±3.0 g/m2
• Puncture Strength :    ≥600 G
• Tensile Strength:        ≥ 1600 Kgf/cm2 (MD);   ≥ 1400 Kgf/cm2 (TD)
• Thermal Shrinkage:    ≤2.5% (MD);   ≤1.0% (TD). Drying at 90℃ for 2 h. 
• Sold in roll only
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