Copper clad aluminum sheet, also known as copper-clad aluminum plate or aluminum-based copper-clad plate, is a double-sided copper-clad aluminum-based plate.
It uses aluminum alloy plate and copper-clad plate as the base material, and is made of composite aluminum alloy and copper plate through processing technology.
This kind of plate combines the advantages of aluminum and copper, such as aluminum’s light weight, good toughness, plasticity and electrical conductivity, and copper’s excellent electrical conductivity, thermal conductivity and corrosion resistance.
Copper clad aluminum sheet are widely used in many fields. In the field of electronics and communications, it can be used as a high-performance substrate for circuit boards to manufacture high-reliability circuit boards, and is widely used in computers, communications, consumer electronics and other fields.
In addition, it can also be used as a heat sink for LEDs to improve the heat dissipation effect of LEDs and extend the life of LEDs.
During the production process, copper and aluminum plates usually require surface treatment, such as pickling, alkali washing and electrolytic treatment, before being coated to increase their adhesion.
The coating process often uses a lamination process to form a strong bond between the copper plate and the aluminum plate under high temperature and high pressure conditions. Afterwards, the copper-clad aluminum may also undergo heat treatments, such as annealing and solution treatment, to further improve its properties.
although copper clad aluminum laminate has many advantages, due to the different chemical properties of copper and aluminum, it may also cause electrochemical corrosion and is difficult to process, requiring a high level of processing technology and equipment.
Aluminum Plate Grade | Copper Plate Grade | Size |
1050 1060 1070 LF21 L2 | ASME SB 171 C70600, C71500, C71520 ASME SB152 C10200, C10400 C10500, C1100 GB/T 5231 T1 GB/T 2040 T2, T3, TU1 BFe30-1-1 | TK: Base plate:7-300mm clading plate:1-25mm W<5000mm L<15000mm |
Premium copper clad aluminum sheets are designed to provide optimal conductivity while also offering the benefits of lightweight and cost-effective aluminum.
These sheets are made by bonding a layer of high-quality copper to an aluminum core, creating a composite material that combines the conductivity of copper with the lightweight and affordability of aluminum.
The copper layer on the sheets ensures excellent electrical conductivity, making them suitable for various applications that require efficient electrical transmission.
This includes power distribution, electrical wiring, printed circuit boards (PCBs), and more. The copper also provides superior thermal conductivity, allowing for efficient heat dissipation in applications such as heat sinks and heat exchangers.
The aluminum core in these sheets offers several advantages. First, aluminum is significantly lighter than copper, making the sheets more manageable and easier to work with.
This can be particularly beneficial in applications where weight reduction is important, such as aerospace and automotive industries.
Additionally, aluminum is a cost-effective material compared to copper. By using copper clad aluminum sheets, manufacturers can achieve similar electrical and thermal performance as pure copper sheets at a lower cost.
This makes these sheets an attractive option for cost-conscious projects without compromising on performance.
Premium copper clad aluminum sheets are available in various thicknesses, sizes, and grades to suit different applications. They can be easily fabricated, machined, and formed into desired shapes, offering flexibility in design and installation.
The premium copper clad aluminum sheets provide optimal conductivity by combining the electrical and thermal properties of copper with the lightweight and cost-effective advantages of aluminum.
These sheets are suitable for a wide range of applications where efficient electrical transmission and heat dissipation are crucial, while also offering benefits such as weight reduction and cost savings.