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12μm Mill finish aluminum foil functions as the cathode current collector of lithium-ion batteries, featuring good adaptability to LFP, NMC and NCA cathode systems. The product is mainly applied in energy storage batteries, standard EV power batteries and consumer 3C batteries, ideal for volume production projects focusing on cost-performance balance.
| Applicable battery |
Lithium ion battery / Sodium ion battery |
| Alloy | AA1100, AA1060, AA1235D |
| Temper | H18 |
| Aluminum Foil Thickness | 8-15µm |
| Coating Thickness | 3µm (single side/double sides) |
| Aluminum Foil Width | 300-1550mm |
| Coating System | Aqueous slurry |
| Surface tension | ≥56 dyn/cm |
| Total Surface density | 38.4±1.5 g/㎡ |
| Coating surface density | 3.0±0.5 g/㎡ |
| NMP resistance |
Baked at 130 °C for 10 min. Wiping 200 times with NMP, coating remains intact without peeling |
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Key Bnenefit of 12μm Mill finish aluminum foil
Enhanced Interfacial Adhesion. Achieve robust adhesion of active materials to the current collector.
Enhanced C-rate and Fast-Charging Capability. Optimizes battery rate characteristics and delivers reliable fast-charging performance
Superior Resistance to Electrolyte Corrosion. Mitigates electrolyte corrosion and improves the long-term durability of electrodes.
Broad Compatibility with Cathode Materials. It features good adaptability to LFP, NCM and NCA cathode materials, with primary application in LFP systems.
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