🔶 Advantages of Aluminum PCBs
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Environmentally Friendly
Aluminum substrates are recyclable, non-toxic, and easy to assemble, making them suitable for mass production. -
Excellent Heat Dissipation
Aluminum efficiently transfers heat away from sensitive components, reducing thermal stress and improving circuit board reliability during operation. -
High Durability
The ruggedness of aluminum ensures resistance to mechanical damage during manufacturing, shipping, and handling. -
Lightweight
Aluminum provides strength and elasticity while keeping overall product weight low, enhancing design flexibility. -
Superior Mechanical Strength
Aluminum PCBs offer better durability compared to fragile ceramic substrates, making them ideal for demanding environments.
🔶 Applications of Aluminum PCBs
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Consumer Electronics
Widely used in power and audio equipment such as input/output amplifiers, balanced amplifiers, preamplifiers, power amplifiers, and computer power supplies. -
Telecommunications
Applied in various communication power supplies, switching regulators, DC/AC converters, and filtering equipment. -
Industrial Control
Common in motor drive circuits and automation machinery. -
Automotive Electronics
Utilized in electronic igniters, rectifier bridges, and other automotive components requiring robust thermal management. -
Lighting
One of the largest markets for Aluminum PCBs, especially in LED lighting, energy-saving lamps, and other high-efficiency lighting solutions.
🔶 Technical Specifications
| Quality Grade | Standard IPC 2, IPC 3 |
| Number of Layers | 4 – 24 layers |
| Material | Aluminum core (Domestic 1060), Copper core, FR4 covering |
| Maximum Board Size | Max 450 mm × 600 mm |
| Final Board Thickness | 0.4 mm – 5.0 mm |
| Copper Thickness | 0.5 oz – 10.0 oz |
| Minimum Tracing / Spacing | 4 mil / 4 mil |
| Minimum Drilling Hole Diameter | 6 mil (≈0.15 mm) |
| Solder Mask Colors | Green, Matte Green, Yellow, White, Blue, Purple, Black, Matte Black, Red |
| Silkscreen Colors | White, Black |
| Surface Treatments | Immersion Gold, OSP, Hard Gold, Immersion Silver, ENEPIG |





