
1 | Increase the adhesion between the aluminium foil and the active
material. |
2 | Decrease the using amount of binder for the electrode |
3 | Enhance energy density of the battery ,and lower the cost of the
electrode production |
4 | Protect the AI current collector from surface corrosion and
oxidation. |
5 | Decrease polarization |
6 | Raise the pass rate of the cell |
7 | Improve the rate capability |
Planar density (Both side) | 1.0g/m2 1.0±0.2mg/cm2 | 1.5g/m2 1.5±0.3mg/cm2 | 2.0g/m2 2.0±0.3mg/cm2 | 2.5g/m2 2.5±0.3mg/cm2 |
Covering rate | min.80% | min.90% | Min.100% | min.100 |
Conductivity | ~30S/cm | ~30S/cm | ~30S/cm | ~30S/cm |
Peeling Strength | 2.0N | 2.0 N | 2.5N | 2.5N |
Corrosion resistance | No exfoliation | No exfoliation | No exfoliation | No exfoliation |
JIMA Copper
Jima Copper is a professional supplier of high-precision copper and copper alloy series of foil roll brand. Jima provided 4-800μm thick copper foil, Maximum width 1580 mm, Jima copper foil production capacity is sufficient, with complete varieties, excellent quality.
Jima specializes in the research, development, promotion and application of new technology of rolling copper foil, and it is equipped with a research center of rolling copper foil engineering technology. Jima copper can stably provide various specifications of high-precision flat foil (hard foil, soft foil, semi-hard foil, etc.) and surface treatment foil (red dumb copper foil, black dumb copper foil, high corrosion resistance rolled copper foil, etc.). The products are widely used in electromagnetic shielding, heat dissipation, graphene conductive film production, aerospace, flexible copper plate, lithium battery, 5G communications, LED, intelligent vehicles, drones, wearable electronics and other fields, which is highly recognized and praised by customers. And it is exported to Korea, Japan, Germany, the United States, Russia, India and other countries.