High Precision Copper Clad Aluminum Busbar - Top China Suppliers and Factory for Lightweight Conductors
Technical Specifications 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℃ |
Core Advantages of Cu Clad Al Busbar
Lighter weight
The density is 44% of pure copper, reducing transportation and installation costs by approximately 44%.
Reliable performance
The conductivity rate is 86% of pure copper, meeting requirements for high voltage and large current scenarios.
Strong bonding
Adopts metallurgical atomic bonding at the interface, resistant to vibration/corrosion with a lifespan consistent with pure copper.
Typical Applications
- New energy sector: Battery packs, energy storage systems, and high-voltage connections for charging stations.
- Electrical equipment: High and low voltage distribution cabinets, transformers, and bus ducts.
- Industrial machinery: Motor control centers and power supply systems for rail transportation.
Product Display & Packaging
FAQ For Cu Clad Al Busbar
Why choose copper-clad aluminum over pure copper?
It combines copper's conductivity with aluminum's lightweight properties, solving the high cost of copper and the oxidation issues of pure aluminum.
How does the metallurgical bonding prevent corrosion?
The atomic-level bonding eliminates the air gaps where electrochemical corrosion usually occurs in standard copper-aluminum joints.
What is the weight advantage of this busbar?
With a density of only 3.6g/cm³, it is approximately 56% lighter than pure copper components, significantly reducing logistics costs.
Can it withstand extreme industrial temperatures?
Yes, it is designed to operate reliably within a wide temperature range from -40℃ to 150℃.
Is the electrical conductivity sufficient for high-voltage use?
With ≥80% IACS conductivity, it effectively meets the current-carrying requirements for energy storage and high-voltage charging stations.
What testing has the product passed for durability?
The busbar has passed a neutral salt spray test for over 48 hours with no rusting, ensuring long-term reliability in harsh environments.