| NO. |
Attribute
|
Units
|
Specification | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 |
Nominal thickness
|
μm | 3.5 | 4 | 4.5 | 5 | 6 | 8 | ||
| 2 | Area Weight | g/m² | 31±2 | 36±2 | 40±2 | 45±2 | 54±2 | 72±2 | ||
| 3 |
Purity
|
% | min.99.95 | |||||||
| 4 | Roughness | S side(Ra) | μm | 0.1-0.4 | ||||||
| M side(Rz) | Max. 2.0 | |||||||||
| 5 |
Tensile Strength
|
MPa | Min. 300 | |||||||
| 6 |
Elongation
|
% | Min. 2.0 | Min. 4.0 | Min. 4.0 | Min. 5.0 | Min. 6.0 | Min. 8.0 | ||
| 7 | Anti-oxidization | 140℃/15min |
None
|
|||||||
Lithium Battery Copper Foil
PCB copper foils
Flexible copper clad laminate
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