10um High Pure Battery Copper Foil Sheet For Battery
Lithium ion battery research cathode and anode current collector is aluminum foil sheet and copper foil sheet .
Our stock size is:
Mode:T-C10
width:200mm
Thicness:10um ,Copper foil thickness could be customized.
| Copper foil for battery anode substrate | ||
| Item | Data | |
| width (mm) | 200mm | |
| Thickness (um) | 10 | |
| 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) | ≥400 | |
| Normal elongation(%) | 3.72 | |
| High temperature Tensile strength180℃(MPa) | ≥150 | |
| 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 3.5 | |
| Surface tension(dyne/cm) | Drum side | 65 |
| Matte side | 65 | |
| Coating performance | Cu foil with uniform tension on both sides, slurry coating uniformity | |
