Products Description
Width:300mm Lenght: 383m Thicness:8um
Technical Parameters
| Copper foil for battery anode substrate | ||
| Item | Data | |
| width (mm) | 300mm | |
| Thickness (um) | 8 | |
| areal density (g/m2) | 85-90 | |
| Purity(%) More than 99.9% | Cu ≥99.9% | |
| Fe < 0.0010% | ||
| Bi < 0.00020% | ||
| Pb < 0.0005% | ||
| Tensile strength (MPa) | ≥294 | |
| Normal elongation(%) | 2.5 | |
| High temperature Tensile strength180℃(MPa) | ≥147 | |
| High temperature elongation180℃(%) | 2 | |
| Anti oxidization(180℃ Heating 1h) | No oxidation of points on the surface,The color does not change,Copper | |
| foil without fracture | ||
| Surface roughness(um)Rz | Drum side(um) | Less than 0.3 |
| Matte side(um) | Less than 3.0 | |
| Surface tension(dyne/cm) | Drum side | 62 |
| Matte side | 62 | |
| Coating performance | Cu foil with uniform tension on both sides, slurry coating uniformity | |
