1 roll/544 €
5 rolls/2482 €
Please contact us for quotes on larger quantities !!!
High-Performance Copper Foil Rolls for Lithium Ion Battery
Size: 25 µm, 1 Roll: 2500 grams
Technical Properties:
| Width |
200 mm |
| Length |
131 meters |
| Thickness |
25 µm |
| Areal Density |
190-200 g/m2 |
| Purity (%) More than 99.9% |
Cu ≥99.9% |
| Fe < 0.0010% |
| Bi < 0.00020% |
| Pb < 0.0005% |
| Tensile Strength |
≥294 MPa |
| Normal Elongation |
2.5 % |
| High Temperature Tensile Strength @ 180℃ |
≥147 MPa |
| High Temperature Elongation @ 180℃ |
2 % |
| Anti Oxidization (@ 180℃ Heating 1h) |
No oxidation of points on the surface,The color does not change,Copper foil without fracture |
| Surface Roughness Rz |
Drum Side |
Less than 0.3 µm |
| Matte Side |
Less than 3.0 µm |
| Surface Tension |
Drum Side |
62 dyne/cm |
| Matte Side |
62 dyne/cm |
| Coating Performance |
Copper foil with uniform tension on both sides, slurry coating uniformity |