CELGARD 2500 MICROPOROUS MONOLAYER MEMBRANE (PP), Separator

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Product Name & Description

Celgard® 2500

25µm Monolayer Microporous Membrane (PP)

Primary Applications

High Power Lithium Battery Systems; especially performance-critical applications

Product Benefits

Zero TD shrinkage reduces internal shorting
Uniform pore structure with high chemical & thermal stability
High porosity for excellent high-rate performance
PP layer provides superior high temperature melt integrity compared to other polyolefin-based, uncoated separators as well as oxidation resistance
Offers exceptional safety and longevity for energy applications

Technical Data (Typical Properties)

Basic Film Properties	Unit of Measure	Typical Value
Thickness	μm	25
Gurley (JIS)	Seconds	200
Porosity (calculated)	%	55
TD Shrinkage @ 105°C / 1 Hour (typical)	%	0
MD Shrinkage @ 105°C / 1 Hour (typical / max)	%	1.1 / 5.0
TD Tensile Strength (typical / min)	Kg/cm2	130 / 80
MD Tensile Strength (typical / min)	Kg/cm2	1170 / 770
Puncture Strength (typical / min)	Grams Force (gf)	325 / 200