Punched Copper foil

99.99% Copper foil, 10um thick, die punched with 1.0mm diameter holes. Used for reducing collector weight and increasing active material content on the electrode. 1kg roll, 160mm width with 130mm punched.

SKU: C-FOIL-P1

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Description

Item Unit Value Result
Copper content % 99.99 99.9
Thickness mm 0.01 0.01
Width mm 160 160
Punched Width mm 130 130
Hole size mm 1 1
Hole distance mm 1.5-1.7 1.55-1.6
Porosity % 40-50 48
Tensile strength Mpa 156 156
Elongation % 2.21 2.2
Resistivity μΩ.cm 1.807 1.8
Wettability Dyne value 38 38
Antioxidant(140C for 15mins) ok
Test:                                     Qualified:Yes
Note: Density of porous surface =0.91* Density of non-porous copper foil surface

Specification

Thickness

100um