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Multilayer Rigid PCB, Multilayer Flex PCB, Rigid-flex Board

UL&IPC Standard & ISO
  • Layer:

  • Material:

  • PCB Thickness:

  • Cu Thickness:

    1.5 OZ
  • Min line W/S:

  • Surface finish:

    Immersion gold
  • Certificate:

  • Application:

    Medical Electronics
  • Product Detail





Board thickness



FR-4CEM-1/CEM-3PIHigh TgRogers

Max panel size


Min hole size


Min line width


Surface finish

OSPHASLImm Gold/Nickel/Ag Electric gold

Copper thickness








Inter package


Outer package


Outline tolerance


Hole tolerance

PTH±0.05 NPTH±0.025


ULISO 9001ISO14001IATF16949

Special request

Blind hole+Gold finger  + BGA

Material Suppilers

 Shengyi, KB, Nanya, ITEQ,etc.

What's Multilayer PCB

As the name suggests, a multilayer circuit board can only be called a multi-layer circuit board with more than two layers, such as four layers, six layers, eight layers, and so on. Of course, some designs are three-layer or five-layer circuit, also called multi-layer PCB circuit board.

Conductive wiring diagram larger than the two-layer board. The insulating substrate is separated between the layers. After each layer of the circuit is printed, each layer of the circuit is overlapped by pressing. After drilling, the electrical connection between them is usually achieved through plated through holes on the cross section of the circuit board.

Multilayer PCB or multilayer printed circuit boards are circuit boards composed of two or more conductive layers (copper layers). The copper layer is pressed together by the resin layer (prepreg). Due to the complexity of the multilayer PCB manufacturing process, low production volume, and difficulty in rework, their prices are relatively higher than a single layer and double-sided PCB.

Ucreate manufacture multilayer PCB up to 56 Layer , accept pure single material or mixed-press materials :Fr4,Rogers,Polymide,metal Core . Send Your PCB Files to, We will quote you Very Soon ! 


                            Multilayer PCB Manufacturing

Due to the increase in the packaging density of integrated circuits, a high concentration of interconnection lines has resulted, which necessitates the use of multilayer PCB. Unforeseen design problems such as noise, stray capacitance, and crosstalk have appeared in the printed circuit layout. Therefore, the printed circuit board design must minimize the length of signal lines and avoid parallel routes. Obviously, in the PCB single-sided board, even the double-sided board, due to the limited number of crosses circuit that can be achieved, these requirements cannot be satisfied. In the case of a large number of interconnection and crossover requirements, the PCB circuit board must be expanded to more than two layers to achieve satisfactory performance. Thus a multilayer circuit board has appeared. Therefore, the original intention of manufacturing multilayer circuit boards is to provide more freedom in selecting appropriate wiring paths for complex and noise-sensitive electronic circuits.

Why are Multilayer PCBs Usually Widely Used?
Multilayer PCBs are made utilizing high technology. This is why it is highly trusted due to the skills, processes, and designs required to manufacture it.
- You can also attribute it to the fact that users always want something modern.
- Its miniature size gives it its flexibility
- It has a small size, and its performance is enhanced with its technology. Most users prefer a device having a smaller size
- As a result of its less weight, it is portable enough and convenient for users. Users can easily carry the around, because they are not as bulky as some other smartphones.
- Due to its fabrication process, users consider this PCB as one with high quality
- It makes use of highly skilled professionals, modern technology, and high-quality materials.
- Easy installation, which makes it widely used, hence there is no need getting the service outsourced

Multilayer PCBs come with a protective layer, which prevents damage from coming to it, as well as an increase in its durability.
It is the most preferred due to its higher density, when compared to its counterparts. Users love devices that have a higher mass per volume degree, which should boast enough storage space.

Advantages and disadvantages of Fr-4 PCB

Advantages of Fr-4 PCB:

- Cost-effective: Fr-4 is an inexpensive material, making it an ideal choice for large-scale production runs.
- High thermal resistance: Fr-4 PCB can withstand high temperatures, making it suitable for applications that require high heat resistance.
- Excellent electrical insulation: Fr-4 PCB has excellent electrical insulation properties, making it suitable for applications that require high voltage.
- Good mechanical strength: Fr-4 PCB has good mechanical strength, making it suitable for applications that require high mechanical stress.
- Versatile: Fr-4 PCB can be used in a wide range of applications, from consumer electronics to aerospace and defense.

Disadvantage of Fr-4 PCB:

- Limited frequency range: Fr-4 PCB has limited frequency range, making it unsuitable for high-frequency applications.
- Limited chemical resistance: Fr-4 PCB is not resistant to certain chemicals, making it unsuitable for applications that require exposure to harsh chemicals.

Fr-4 PCB is used in a wide range of applications, including:

- Consumer electronics: Fr-4 PCB is used in consumer electronics such as smartphones, tablets, and computers.

- Industrial equipment: Fr-4 PCB is used in industrial equipment such as power supplies, motor controls, and automation systems.
- Aerospace and defense: Fr-4 PCB is used in aerospace and defense applications such as radar systems, satellite communication systems, and flight control systems.
- Medical equipment: Fr-4 PCB is used in medical equipment such as CT scanners, ultrasound machines, and defibrillators.

In conclusion, Fr-4 PCB is a widely used material for printed circuit boards due to its cost-effectiveness, durability, and versatility. It has excellent electrical insulation, high thermal resistance, and good mechanical strength. However, it has limited frequency range and chemical resistance. Fr-4 PCB is used in a wide range of applications, from consumer electronics to aerospace and defense, making it an important material in the electronics industry.

PCB Manufacturing Services

As one of the leading Printed Circuit Board manufacturers based in China, Ucreate has been offering international companies of all sizes with high-quality PCB prototype to production services at a fair price for eight years. To make professional and advanced circuit boards, we're committed to adhering to the strictest standards during the PCB manufacturing process. We're fully compliant with the ISO 9001:2008 quality management system.

- Save money&time! Achieve peace of mind!
- A professional and trustworthy PCB Prototype manufacturer.
Fastest PCB Prototype.
- One-stop solution for various PCB& SMT Stencil.
- Low cost for simple PCB.
- Affordable price for high-tech PCB.
- Minimum orders 1pcs.
- 24-hour online customer service.
- Professional PCB engineer for one-to-one service.
- Shipment on time.

- Guarantee good service and quality from PCB quotation to delivery.

Deliver Time For PCB & PCBA

- PCB production time:  sample:  3-4 days /   production: within 7 days

- Fast pcb delivery: 24 hours for 2L ; 48 hours for 4L ; 72 hours for 6L.

Component purchase2 days if all components is available in our domestic market. 

PCB Assembly:  samples: within 8 days / mass production: within 12 days



MASS PRODUCTION   (above 20 m2)

Quick Turn

Standard Time


48 hours

4-5 days

10-12 days


48 hours

5-6 days

12-13 days


24 hours

3-4 days

8-10 days


24 hours

3-4 days

8-10 days


48 hours

5-6 days

8-10 days


72 hours

6-7 days

10-12 days


72 hours

7-8 days

12-14 days


96 hours


16-18 days

One-stop Service Include

PCB Prototype

Quick Turn PCB

Single-Sided PCB

Double-Sided PCB

Multilayer PCB

Rigid PCB

Flexible PCB

Rigid-Flex PCB


Aluminum PCB

Metal Core PCB

Thick Copper PCB




PCB Stencil

Impedance Control PCB

PCB Assembly

High-Frequency PCB

Bluetooth Circuit Board

Automotive PCB

USB Circuit Board

Halogen-Free PCB

Antenna PCB

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