Product Details

Li-ion Battery separators/membranes/PE film

Product properties

1.Thickness:16&18&20&25&30&40micron
2.Width:your request
3.MOQ:50Sqm

Breif introduction

Lithium-ion battery separator is a knid of microporous membrane, colors ranges white to beige. It is made of polyolefin resin with wet drawing process.The product has good mecanical property and chemical stability.

Applications

It is used between positive and negative electrode of lithium ion batteries to prevent short cuicurt.

16micron thickness:

Term	Unit	Inspection value
Appearance		Ivory-white
Thickness	micron	16±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	°C	≤135
Film break temperature	°C	≥147
90°C heat shrink MD	%	≤3.5
90°C heat shrink TD	%	≤2
105°C heat shrink MD	%	≤5
105°C heat shrink TD	%	≤3
120°C heat shrink MD	%	≤20
120°C heat shrink TD	%	≤15

We also can supply 18 20 25 30 40 micron separator.