Metal Core PCB capability
| Serial | ltem | Technical data |
| 1 | Number of Layers | 1-2Layers |
| 2 | Material | Aluminum / Copper base |
| 3 | Final Thickness | 0.5-3.0mm |
| 4 | Max Size | 1200mm x 600mm |
| 5 | Insulating Layer Thickness | 50,75,100,125,150micron |
| 6 | Min trace Width/Spacing | 6mil/6mil(0.15/0.15mm) |
| 7 | Copper Thickness | 0.50z-30Z |
| 8 | Min hole size | 0.6mm |
| 9 | Thermal Conductivity | 1.0-4.0W/m.K |
| 10 | Aluminum Type | 3003,5052,6061 etc. |
| 11 | Breakdown voltage | 2-8KV |
| 12 | Min Solder Dam | 4mil |
| 13 | Min Hole Ring | 4mil |
| 14 | Twist&Bow | ≤0.7% |
| 15 | Test Voltage | 50-300V |
| 16 | Solder Mask Colour | White, Black, Red, Green, Blue, Yellow |
| 17 | Silkscreen colour | White, Black |
| 18 | Tolerance of Profile | +/-5mil |
| 19 | Peel Strength | ≥ 1.8 N/MM |
| 20 | Surface Resistance | ≥ 1*105 M |
| 21 | Permittivity | ≤ 4.4 |
| 22 | Disspation Factor | ≤ 0.03 |
| 23 | Surface Treatment | HAL(Lead.free), lmmersion gold/Tin, OSP, Gold plating |
Concept and Structure of Metal Core
Metal core is a printed circuit board based on aluminum plate, which usually consists of three layers: copper foil layer (conductive layer), insulation layer (dielectric layer), and metal core (heat dissipation layer). This design combines the high thermal conductivity of metals with the electrical performance of circuit boards, making it particularly suitable for high-power, high heat dissipation scenarios. Compared to traditional FR-4 substrates, metal cores can effectively reduce the operating temperature of components and improve equipment reliability through the thermal conductivity of aluminum substrates.
Core advantages of metal core
1. Metal Core PCB capability
The thermal conductivity efficiency of metal cores far exceeds that of ordinary substrates. For example, in the field of LED lighting, they can reduce the temperature of chips by 30% -50%, significantly extending their service life. In addition, in the motor controller and power module of electric vehicles, metal cores can quickly dissipate the heat generated by high-power devices, avoiding thermal failure.
2. High mechanical stability and lightweight
Metal cores have good mechanical strength, strong resistance to vibration and impact, and are suitable for harsh environments such as automotive electronics. Meanwhile, its lightweight characteristics help to reduce the size of the equipment and lower assembly costs.
3. Environmental protection and cost-effectiveness
Aluminum based materials are recyclable and in line with the trend of green manufacturing. Meanwhile, its high reliability reduces maintenance costs, resulting in significant long-term economic benefits.
The main application areas of metal cores
1. Consumer electronics and LED lighting
Metal cores are widely used in LED lighting fixtures, computer power modules, etc. Their heat dissipation performance can improve light source efficiency and extend lifespan.
2. Automotive Electronics and New Energy
In the battery management system, charging station, and IGBT module of electric vehicles, metal cores support stable operation under high power density and high temperature environments.
3. High end technology field
In deep-sea exploration equipment, spacecraft, and special equipment, metal cores have become key components due to their corrosion resistance and resistance to extreme environments.
Four reasons to choose us as a metal core supplier
1. Full industry chain certification and quality assurance
Through international standards such as automotive grade certification and UL safety certification, equipped with AOI and X-Ray testing equipment, we ensure a product yield rate of over 99.9%
2. Fast delivery and flexible services
We provide a fast service of 24-hour sampling and 48 hour small batch delivery, helping customers shorten their R&D cycle by 50% and promote early product launch.
3. Customer resources and industry experience
We serve PCB companies in over 50 countries worldwide, covering top clients in communication, automotive, AI, and more, accumulating rich experience in industry solutions.
4. Sustainable development and cost advantages
Relying on green production processes and large-scale production capacity, we effectively control costs and provide environmentally friendly material options (such as ROHS certified substrates) to help customers cope with global environmental regulations.
About Metal Core PCB capability
Metal cores have become one of the core materials in the electronic manufacturing industry due to their heat dissipation and reliability. From consumer electronics to deep-sea exploration, its application boundaries are constantly expanding.We have over a decade of Metal Core PCB capability,by choosing us as a partner, you will receive comprehensive guarantees of technology, quality, and service, and jointly lead the innovation wave of the next generation of electronic devices.
(Note: If you need further information on the technical parameters or customized solutions of metal cores, please feel free to contact us through the contact information at the end of this article.)