nickel clad copper strip Ni/Cu and nickel clad aluminum Ni/Al strip Ni/Al are used for terminals and leads of lithium-ion batteries for electric vehicles. Low resistance, various welding can be carried out, which is helpful to the battery's long life, miniaturization and improve production efficiency.
Characteristic
It has high conductivity and can be used in various kinds of welding mainly by resistance welding.
Contribute to the improvement of high performance (high capacity, miniaturization) and productivity of batteries.
Aluminum-Nickel Composites for Batteries (A_/Ni)
This is a material that can be welded directly to the aluminium shell and terminal of lithium battery. It has excellent electrical conductivity and processability.
| Alloy | N2 、 1060 | |||
| Purity | Ni ≥99.98% | Al ≥99.6% | ||
| Ni、Al thickness ratio | 2:1 ±10% | Special size could be customized | ||
| Density | 7.04T/M3 | |||
| Specs(mm) | Thickness 0.05-0.4 tolerance ±0.015 | width 1.5- 100 thickness±0.10 | ||
| Temper | M \ Y2 \ Y | |||
| Size | coil、 sheet、special size | |||
| 180°bending | M ≥7 times | Y2 ≥4 times | Y ≥2 times | |
| Binding Strength of Nickel and Aluminum | ≥4Kgf | |||
| Purpose | Used for bottom connection of aluminium shell of lithium battery, anode conversion of polymer battery, special welding of solar cell, etc. | |||
Nickel-Copper Composites and Copper-Aluminum Composites for Batteries (Ni/Cu, Ni/Cu/Ni, Cu/A_)
This is a material with lower resistance than pure nickel, as well as heat dissipation and processability. Supporting high output and large capacity of various batteries.
| Alloy | N2 T2 | ||
| Purity | Ni ≥ 99.98% Cu+Ag ≥ 99.9% | ||
| Nickel-copper ratio | Single side clad 1：1 | Both sides clad 1：1：1 | |
| Specs(mm) | Thickness 0.08-030 Tolerance±0.015 | width 1.5-100 Tolerance±0.10 | |
| Temper | M 、Y2 、 Y | ||
| Available Size | Coil 、sheet、special size | ||
| 180°bending | M ≥6times | Y2 ≥ 4times | |
| Copper-nickel binding force | ≥5Kgf | ||
| Performance | Nickel-copper clad strip can reduce the internal resistance of the whole battery by using the weldability of nickel and the excellent conductivity of copper. It not only prolongs the discharge time of the battery, but also improves the service life of the battery, but also saves the cost. | ||
| Purpose | Power battery connector, soft-clad ear, lead wire of steel shell battery pack, etc. | ||
