Generic Polypropylene Separator for lithium ion battery

Name: Generic Polypropylene Separator for lithium ion battery
SKU: PP-SS-LI
Availability: InStock

Generic Brand Polypropylene(PP) separator film for lithium ion battery. Available in 20 and 25um thickness. Standard length is 60m.

SKU: PP-SS-LI

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Description

The separator is of key importance in the battery. The properties of the separator determine the interface structure and resistance of battery, directly influencing the capacitance, safety and other properties. High performance separator is very important to improve the comprehensive performance of the lithium battery.

This separator is a reliable generic separator suitable for most applications. For specific requirements or higher end specifications, please take a look at the Celgard range.

Term	Unit	Inspection Value	Inspection Value	Inspection Value	Inspection Value
Appearance		Ivory-White	Ivory-White	Ivory-White	Ivory-White
Thickness	Micron	16±2	18±2	20±2	25±2
Gas Permeability	Sec/100ml	350-550	350-500	350-550	350-650
Porosity	%	38-44	38-44	38-44	38-44
Puncturing Strength	G	＞300	＞300	＞300	＞300
Tensile Strength MD	Mpa	＞90	＞90	＞90	＞90
Tensile Strength TD	Mpa	＞100	＞100	＞100	＞100
Film Close Temperature	℃	≤135	≤135	≤135	≤135
Film Break Temperature	℃	≥147	≥147	≥147	≥147
90℃ Heat Shrink MD	%	≤3.5	≤3.5	≤3.5	≤3.5
90℃ Heat Shrink TD	%	≤2	≤2	≤2	≤2
105℃ Heat Shrink MD	%	≤5	≤5	≤5	≤5
105℃ Heat Shrink TD	%	≤3	≤3	≤3	≤3
120℃ Heat Shrink MD	%	≤20	≤20	≤20	≤20
120℃ Heat Shrink TD	%	≤15	≤15	≤15	≤15

Specification

Thickness	18um, 20um, 25um
Width	Custom, 85mm

20um Separator

Term	Unit	Inspection value
Appearance		Ivory-white
Thickness	micron	20±2
Gas permeability	Sec/100ml	350-550
Porosity	%	38-44
Puncturing Strength	g	>300
Tensile strength MD	Mpa	>90
Tensile strength TD	Mpa	>100
Film close temperature	℃	≤135
Film break temperature	℃	≥147
90℃ heat shrink MD	%	≤3.5
90℃ heat shrink TD	%	≤2
105℃ heat shrink MD	%	≤5
105℃ heat shrink TD	%	≤3
120℃ heat shrink MD	%	≤20
120℃ heat shrink TD	%	≤15

25um Separator

Name		PP(polypropylene) Separator
Item		Unit	Type
Item		Unit	PP-25
Thickness		um	25
Air Permeability		sec/100ml	520
Factor of porosity		%	42
Tensile Strength	MD	Kg/cm2	>1200
Tensile Strength	TD	Kg/cm2	>130
Puncture Strength		g	>450
Thermal contraction (90℃ 1h)	MD	%	≤2.5
Thermal contraction (90℃ 1h)	TD	%	≤0.5
Thermal contraction (105℃ 1h)	MD	%	≤4
Thermal contraction (105℃ 1h)	TD	%	≤1
Obturator temperature		℃	153