Polypropylene PP separator film for lithium ion battery
SPECIFICATIONS
Length:400m, width:50mm, Thicness:40umMode:T-PP-40
|
Name
|
PP Separator paper
|
|
Item
|
Unit
|
Type
|
|
T-PP-40
|
|
Thickness
|
um
|
40
|
|
Air Permeability
|
sec/100ml
|
780
|
|
Factor of porosity
|
%
|
43
|
|
Tensile Strength
|
MD
|
Kg/cm2
|
>1200
|
|
TD
|
Kg/cm2
|
>130
|
|
Puncture Strength
|
g
|
>450
|
|
Thermal contraction (90℃ 1h)
|
MD
|
%
|
≤2.5
|
|
TD
|
%
|
≤0.5
|
|
Thermal contraction
(105℃ 1h)
|
MD
|
%
|
≤4
|
|
TD
|
%
|
≤1
|
|
Obturator temperature
|
℃
|
153
|
PACKAGE
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