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Ultra-Thin PCB Fabrication. FR4 base materials, BT base materials, Flex materials, Minimum thickness PCB manufacturing. The Thin PCB thickness are 0.075mm(3mil), 0.1mm(4mil), 0.127mm (5milh), 0.152MM(6mil), 0.18mm(7mil), 0.2mm (8mil). and 0.22mm(0.009 inch) to 0.6mm( 0.024 inch). To make these thin printed circuit board. there are many different materials. It depends on what materials you need. we can use Flex core materials, and FR4 core Materials. and BT core materials. or other PCB materials. by the way. the BT core materials PCBs surface are flatter. and the price will be a little higher.

Choosing a very thin PCB thickness may limit the choice of surface finishes available. Each surface finish has a different manufacturing process based on the material properties and production method. Our standard immersion gold surface finish does support 0.1mm minimum thickness PCB.

What are the advantages of ultra-thin PCBs?

Exploring the Advantages of Ultra-Thin PCBs:

In the dynamic world of electronics, the demand for thinner and lighter devices continues to grow. This has led to the development and adoption of ultra-thin printed circuit boards (PCBs), which offer a myriad of advantages over traditional thicker PCBs. From consumer electronics to aerospace applications, ultra-thin PCBs are revolutionizing the way electronic devices are designed and manufactured. Let’s delve into the advantages of these innovative PCBs:

  1. Space Efficiency: One of the most significant advantages of ultra-thin PCBs is their space efficiency. By reducing the thickness of the PCB substrate and components, designers can create sleeker and more compact electronic devices. This is particularly advantageous in portable gadgets such as smartphones, tablets, and wearables, where space is at a premium.
  2. Weight Reduction: Ultra-thin PCBs contribute to weight reduction in electronic devices, making them lighter and more portable. This is especially important in applications where weight is a critical factor, such as drones, aerospace systems, and medical devices. Lighter devices are easier to handle, transport, and integrate into various environments.
  3. Improved Flexibility: Ultra-thin PCBs often feature flexible substrate materials such as polyimide or liquid crystal polymer (LCP). These flexible materials allow the PCB to bend or conform to curved surfaces, enabling the design of innovative form factors and wearable electronics. Flexibility also enhances shock and vibration resistance, making ultra-thin PCBs ideal for rugged applications.
  4. Enhanced Signal Integrity: Thinner PCB substrates result in shorter signal paths and reduced parasitic capacitance and inductance, leading to improved signal integrity. This translates to better performance in high-speed digital circuits, RF/microwave systems, and high-frequency applications. Ultra-thin PCBs minimize signal distortion and loss, resulting in cleaner and more reliable signal transmission.
  5. Improved Thermal Management: Ultra-thin PCBs offer superior thermal management capabilities compared to thicker PCBs. The reduced thickness allows heat to dissipate more efficiently through the PCB substrate, preventing overheating of critical components. This is particularly beneficial in densely packed electronic assemblies and power electronics, where efficient heat dissipation is essential for reliability and performance.
  6. Cost Savings: While the initial manufacturing costs of ultra-thin PCBs may be higher due to specialized materials and processes, they can result in long-term cost savings. The reduced material usage, smaller footprint, and simplified assembly processes contribute to overall cost reductions in the production of electronic devices. Additionally, the lightweight nature of ultra-thin PCBs can lead to savings in shipping and logistics.
  7. Environmental Benefits: Ultra-thin PCBs require fewer raw materials and consume less energy during manufacturing compared to thicker PCBs. This results in reduced environmental impact and contributes to sustainability efforts in the electronics industry. Furthermore, the smaller form factor of devices enabled by ultra-thin PCBs can lead to reductions in electronic waste at end-of-life.

In conclusion, ultra-thin PCBs offer a multitude of advantages that are driving their widespread adoption across various industries. From space efficiency and weight reduction to improved signal integrity and thermal management, ultra-thin PCBs are reshaping the landscape of electronic design and manufacturing. As technology continues to evolve, ultra-thin PCBs will play a pivotal role in enabling the development of smaller, lighter, and more efficient electronic devices.

About the flatness of the surface of the PC board. when you ask the FR4 core materials. please try to design small panel size. it good for the flatness of the boards. sometimes. you have to design big panel size. and the flatness must be good. than. we suggest to use BT core materials. The surface of the board will be smoother and there will be no warping. any questions. you can check with our engineer. our email:

Extra Thin Board Capability:

Base material: FR4 Tg 130, Tg 150, Tg 170, Tg 180, and BT material.
Board Thickness: 0.076~0.3 mm (0.003″~0.012″)
Copper thickness: 0.5 OZ, 1 OZ, 2 OZ, 3 OZ
Outline: Routing, punching, V-Cut, laser cutting
Solder mask: Bare/White/Black/Blue/Green/Red Oil
Legend/Silkscreen Color: Black/White
Surface finishing: Immersion Gold, OSP, ENEPIG, HAL-LF (not popular)
Max Panel size: 500*650 mm (19.68″25.591″), or 1200*450 mm (47.244″17.72″)
Min Panel size: 25*25 mm (0.984″0.984″)
Min single size: 3.0*3.0 mm (0.118″0.118″)
Min vias: 0.1 mm
Min traces space/width: 2.2mil/2.2mil
Packing: Vacuum
Samples L/T: 3~4 Days
Batch order L/T: 8~10 Days

Ultra-Thin PCB
Ultra-Thin PCB

We have no any MOQ request. One order. you can ask 1 pcs to 10 pcs. 10 pcs to 100pcs. or 100 pcs to 10000pcs. some times. the 1 pcs price and 10 pcs price are same.

If you have any questions, please feel free to contact us with , we will be happy to help you. 



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