113um Aluminum Laminated Film For Pouch Cell Case Making

Item

Test method

Index

Result

Thickness

GB/T6672‐2001

Standard thickness ± 10%

0.113mm

Physical  property

Formability

Mould no.: 6090

Forming size: 60×90

Forming  R value: 2.0

≥4mm

6.2

Heat sealing strength

QB/T2398‐1998
Heat sealing condition：160℃, 3s, 0.2MPa

≥ 35N/15mm

58.8

Fabric/Al peel strength

GB/T8808‐1988

≥ 4N/15mm

Cannot peel off

AL/CPP
peel strength

GB/T8808‐1988

≥ 6N/15mm

10.59

Electrolyte resistance

Immerse the sample in 85 ℃ electrolyte(1% water) for 3 days

No stratification between Al and CPP

No delamination

≥3N/15mm

6.77

Appearance

Pinhole

Visual

No visible pinhole

Meet the requirements

Scratch

The scratch length shall not exceed

30mm (random sampling)

No flesh, no visible scratch

Foreign  matter

No foreign matters and pollution

Meet the requirements

Note

1. It is recommended to use a punch made of polytetrafluoroethylene (Teflon), with a molding R angle of not less than 1.2 and a gap of not less than 0.2mm.

2. Due to the difference of equipment and environment, it is recommended that the actual packaging temperature is about 160 ~ 170 ℃, and the packaging time is 1 ~ 3S, or adjust it according to the actual effect.