High Precision Copper Clad Aluminum Busbar - Top China Suppliers & Factory for Lightweight Conductors
The Technical Specific For Cu Clad Al Busbar
| Parameter Category | Technical Data |
|---|---|
| Materials | T2 (Copper) + 1060 (AL) |
| Electrical conductivity | ≥80% IACS (at 20℃) |
| Density | Approximately 3.6g/cm³ |
| Tensile strength | ≥120MPa |
| Corrosion resistance | Neutral salt spray test: ≥ 48 hours - No rusting occurred |
| Working Temperature | -40℃~150℃ |
The Core Advantage for Cu Clad Al Busbar
The density is 44% of pure copper, reducing transportation/installation costs by approximately 44%.
The conductivity rate is 86% of pure copper, and the current-carrying capacity meets the requirements of high voltage / large current scenarios.
The copper-aluminum interface adopts metallurgical atomic bonding, which is resistant to vibration and corrosion, and has a lifespan consistent with pure copper.
The Application For Cu Clad Al Busbar
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New Energy Sector: Battery packs, energy storage systems, high-voltage connections for charging stations.
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Electrical Equipment: High and low voltage distribution cabinets, transformers, bus ducts.
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Industrial Machinery: Motor control centers, power supply systems for rail transportation.
FAQ For Cu Clad Al Busbar
Compared to pure copper connectors, it combines the conductivity of copper with the lightweight property of aluminum, perfectly addressing the pain points of "pure copper being expensive and pure aluminum prone to oxidation." Compared to ordinary copper-aluminum transition pieces, it avoids electrochemical corrosion through metallurgical bonding technology, and maintains stable resistance over a long period of use.
The electrical conductivity of Cu Clad Al Busbar is ≥80% IACS at 20℃, and its actual conductivity rate reaches approximately 86% of pure copper, making it fully suitable for high voltage and large current application scenarios.
The density of Cu Clad Al Busbar is approximately 3.6g/cm³, which is only about 44% of pure copper. This significant weight reduction lowers transportation, handling, and installation costs, making it especially advantageous for large-scale projects.
Cu Clad Al Busbar can operate reliably in a temperature range of -40℃ to 150℃, making it suitable for a wide variety of industrial environments including extreme cold and high-heat conditions.
Yes. The copper-aluminum interface uses metallurgical atomic bonding technology, which provides excellent resistance to vibration and corrosion. It has passed a neutral salt spray test of ≥48 hours with no rusting, ensuring a service lifespan consistent with pure copper busbars.
Cu Clad Al Busbar is widely used in the new energy sector (battery packs, energy storage systems, EV charging stations), electrical equipment (distribution cabinets, transformers, bus ducts), and industrial machinery (motor control centers, rail transportation power supply systems).
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