Flexible PCB

Unlock the potential of compact and adaptable elec-tronic designs with UnityPCB's flexible PCB solutions.

Key Features of Flexible PCB

Specifications of Flexible PCB at UnityPCB

SpecificationValue
LayersUp to 18 layers
Board Thickness0.8-5.0mm
Copper Thickness0.5 oz/ft² to 3 oz/ft²
Dielectric Constant (Er)2.9 to 4.3 (at 1 MHz)
Dissipation Factor (Tan δ)0.02 (at 1 MHz)
Maximum Operating TemperatureUp to 150°C (302°F)
Glass Transition Temperature (Tg)130°C to 180°C
Coefficient of Thermal Expansion (CTE)12 - 16 ppm/°C (along X and Y axes) 60 - 70 ppm/°C (along Z-axis)
Bend Radius1 to 15 mm
Flammability RatingUL94 V-0
Surface FinishesHASL, ENIG, OSP, and others
CertificationsUL , IPC-6012, RoHS, ISO 9001, ISO14001

Our Flexible PCB Fabrication Service

As a leading flexible PCB manufacturer, we offer top-notch PCB fabrication services designed to meet the diverse needs of our clients.

Custom Design
and Prototyping

Our engineer customize aluminum PCB designs according to your requirement and provide you with efficient prototyping solutions.

Advanced
Manufacturing

We manufacture single layer to multilayer aluminum PCBs using state of the art technology to ensure high accuracy and repeatability.

Quality
Assurance

All the circuit boards to be sold are tested for AOI, X-ray, and electrical testing before delivery to our customers.

Technical
Support

Our support team is tailored to meet your needs from the very beginning of your collaboration with us to after completing your order.

Applications of Flexible Circuit Boards

PCB Fabrication &Testing Equipment at UnityPCB

UnityPCB’s 12,400㎡ facility includes a 2,600㎡ clean room, 5 SMT lines, and 3 DIP production lines. Equipped with precision drilling machines, plating systems, and etching setups for exact circuit patterning, as well as reflow soldering machines and wave soldering systems. Our state-of-the-art X-Ray and AOI machines ensure the high-quality PCB production.

Flexible PCB FAQs

A flexible PCB is an advanced printed circuit board that comprises a flexible substrate for its base material instead of the rigid material found on conventional printed circuit boards.

Flexible printed circuit boards can be fabricated using polyimide or polyester films as the dielectric substrate layer with copper as the conducting layer. These materials are characterised by high flexibility, durability and high thermal stability.

Reduced size and weight, these circuits help to reduce the circuit size and weight of an application, they are more reliable in applications where there is vibrations, and they can be curved in almost any shape to fit a certain application.

Yes, flexible circuit boards made from high-temperature polymeric material such as polyimide is capable of operating up to 150°C or even beyond it; therefore, these flexible PCBs are suitable to work at high-temperature applications.

Flex PCBs at UnityPCB must be adequately tested, for instance, Automated Optical Inspection (AOI), X-ray inspection, electrical testing, and so on.

To get a quote, provide your design files (Gerber files), specifications (such as board size, material, layer count), quantity, and any special requirements to us. UnityPCB offers an easy online quote request form, fill it and our sales team would get back to you soon.

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