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Battery Grade Copper Foil
T2/C11000 Grade
Battery grade copper foil roll. Standard roll comes in 200mm widths, and 2kg packs. This can be customised. Please get in touch if you need any specific variants.
For your reference, estimated roll lengths at 2kg:
10um - 110m
12um - 93m
16um - 70m
SPECIFICATION:
- Thicknesses : 6 um, 9 um, 12 um (other available from time to time, please check with us if needed)
- Standard Width : 200 mm
- Weight : 2kg
- Composition : Cu ≥99.9%, Fe < 0.0010%, Bi < 0.00020%, Pb < 0.0005%
- High temperature tensile strength (180℃) : ≥147 MPa
- High temperature elongation (180℃) : 2%
- Anti oxidisation (heating at 180℃ for 1 hr) : No oxidation of points on the surface, the colour does not change
- Surface roughness : Less than 0.3 um (drum side), Less than 3.0 um (matte side)
| Unit Spec | Area Weight （g/㎡） | Shiny side Ra (μm) Rz (μm) | Matt side Ra (μm) Rz (μm) | Penetration Points (pcs/㎡) | Tensile Strength (N/m㎡) | Elongation Rate (%) | Thickness (μm) | Anti-oxidation (180℃,30min) |
| 7μm | 60~65 | ≤0.3 ＜2 | ≤0.3 ＜2 | No | ≥300 | ＞3.5 | ≤9 | OK |
| 8μm | 70~75 | ≤0.3 ＜2 | ≤0.3 ＜2 | No | ≥300 | ＞3.5 | ≤10 | OK |
| 9μm | 86~90 | ≤0.3 ＜2 | ≤0.3 ＜2 | No | ≥300 | ＞4 | ≤11 | OK |