Celgard 2325 Trilayer (PP-PE-PP) Battery Separator

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Celgard 2325 Trilayer (PP-PE-PP) Battery Separator
Application: Separator for Lithium-ion Batteries
Product Overview: The 2325 separator features a trilayer composite structure (PP/PE/PP). It combines the mechanical integrity and oxidation resistance of the outer Polypropylene (PP) layers with the thermal shutdown safety mechanism of the inner Polyethylene (PE) layer (shutdown temperature ~130deg C).

Key Specifications:
Model: 2325
Material Structure: PP-PE-PP Trilayer Composite
Thickness: 25 ± 4 um
Width: 60 mm
Basis Weight: 1.15 ~ 1.55 mg/cm^2
Porosity: 40 ± 5%
Air Permeability: 19 ~ 29 (Value per source)
Shutdown Temperature: 130 ± 5 deg C
Tensile Strength (MD – Machine Direction): > 700 Kgf/cm^2
Tensile Strength (TD – Transverse Direction): > 70 Kgf/cm^2
Thermal Shrinkage (85deg C, 4 hours):
– MD: < 5%
– TD: < 1% Puncture Strength (0.5 mm needle): > 380 gf

Packaging Unit: Roll

option	25 um T x 60 mm W x 100 m L，6 m^2/roll, 25 um T x 60 mm W x 400 m L，24 m^2/roll, 25 um T x 67 mm W x 400 m L，26.8 m^2/roll, 25 um T x 85 mm W x 400 m L，34 m^2/roll, 25 um T x 85 mm W x 58 m L，5 m^2/roll, 25 um T x 85 mm W x 800 m L，68 m^2/roll