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Aluminium Laminated Film for Pouch Cell Case

This aluminum laminated film (115 um ) is used as casing material for polymer Li-Ion battery.


Layers from outside (Shiny) to inside (Mat)

Polyamide (JIS Z1714): 0.025mm (+-0.0025mm)

Adhesive (Polyester-polyurethane): 4-5 g/m2

Aluminum foil (JIS A8079,A8021): 0.040mm (+-0.004mm)

Adhesive (Urethane-free Adhesive): 2-3 g/m2

Polypropylene: 0.040mm (+-0.004mm)
Thickness:             115μm±5% 
Width 400mm
Length 7.5m
Surface quality Mat finish
Pinholes Subject to the applicable aluminum foil standard
Impurity 1mm or less in diameter
Fish Eye 2mm or less in diameter (clear),1mm or less in diameter (colored)
Molding Depth ≥5.0mm
Electrical Insulating Good
Hot Sealing Coniditon 180-190°C
Moisture Vapor / O2 Transmission Rate 200ppm / 5 years 
Laminate Strength Nylon/Al more than 2N/15mm  Al/CPP more than 5N/15mm
Heat Seal Strength More than 22.5N/15mm wide at 200℃ x 0.2Mpa x2 sec by MTI's heat sealing equipment MSK-140 and MSK-115A (Updated from VS-300)
Solvent Retention Less than 5mg/m2
Appearance Within the sample of the limit
Slip Factor CPP/CPP   less than 1.0



Product Code: BATTE-FILM-0003W

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