Copper-clad aluminum sheet (CCA for short) is a composite material consisting of an aluminum matrix and a copper alloy layer. This material combines the lightweight and corrosion resistance of aluminum with the electrical and thermal conductivity of copper and is widely used in electronics, electricity, construction and other fields. This article will detail the characteristics, application fields and manufacturing process of Copper Clad Aluminum Sheet.
Features of Copper Clad Aluminum Sheet
- Electrical conductivity: The copper alloy layer has excellent electrical conductivity and can meet the conductivity requirements of various electronic devices.
- Thermal conductivity: The copper alloy layer also has good thermal conductivity, which helps improve the device’s heat dissipation performance.
- Corrosion resistance: The aluminum matrix has good corrosion resistance and can resist erosion by the atmosphere and chemical substances, extending the material’s service life.
- Lightweight: The aluminum matrix is lightweight and easy to transport and install.
Application fields of copper-clad aluminum Sheet
- Electronics industry: In the electronics industry, copper-clad aluminum Sheets are mainly used to manufacture printed circuit boards (PCBs), connectors, terminals, and other electronic components. It has excellent conductivity and corrosion resistance.
- Electric power industry: In the electric power industry, copper-clad aluminum Sheets can manufacture heat sinks and conductive structures for transformers, reactors and other equipment, with excellent thermal conductivity and corrosion resistance.
- Construction industry: In the construction industry, copper-clad aluminum sheets can manufacture exterior wall panels, roof panels, and other building structures. It is lightweight, corrosion-resistant and has good thermal insulation properties.
- Automotive industry: In the automotive industry, copper-clad aluminum Sheets can manufacture automotive parts, such as battery casings, motor casings, etc., with excellent conductivity and corrosion resistance.
The manufacturing process of copper-clad aluminum Sheet
- Prepare the substrate: First, prepare the aluminum substrate, usually using rolling or extrusion processes, to prepare aluminum plates of the required thickness.
- Preparing the copper alloy layer: Surface-treat the prepared aluminum substrate, and then use electroplating or chemical plating to prepare a copper alloy layer on the surface of the aluminum substrate.
- Heat treatment: The prepared copper-clad aluminum Sheet is heat treated to improve its mechanical properties and corrosion resistance.
- Post-processing: Perform necessary post-processing, such as cutting, bending, drilling, etc., to meet the needs of specific applications.
- Quality inspection: Conduct a quality inspection on the completed copper-clad aluminum Sheet to ensure it meets relevant standards and requirements.
Copper Clad Aluminum Sheet, a composite material with excellent properties, has been widely used in electronics, electricity, construction and other fields. Its properties include excellent electrical and thermal conductivity and good corrosion resistance. The manufacturing process includes preparing the substrate, copper alloy layer, heat treatment, post-processing and quality inspection. With the continuous advancement of technology and the expansion of application fields, copper-clad aluminum Sheets will play an even more critical role in the future.
Copper Clad Aluminum Sheet supplier – TRUNNANO
Luoyang Tongrun Nano Technology Co. Ltd. (TRUNNANO) is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality clad plate, clad rod, clad tube, etc.
If you are looking for high-quality Aluminum Copper Clad Plate, please feel free to contact us and  send an inquiry.