Flexible PCB Fabrication
Flexible PCB has proven to be among the most versatile and useful electronic interconnection technologies. Finding a reliable flexible PCB supplier doesn’t need to be a daunting task. WellCircuits can produce your flexible circuits with the highest quality, both prototype and mass production.
The success of fabrication relies heavily on design, we welcome you to contact us to discuss the optimum design, that not only meets your electrical requirements but also accommodates manufacturing process realities.
Please call us at +86-19147709860 for technical questions about flexible circuits or send an email to info@wellcircuits.com . We will get back to you instantly.
Flexible Circuit's - Technical Capability
| Item | Specification |
|---|---|
| Layer | >=1 |
| Max Size | 20"x40" |
| Substrate | Polyimide; LCP |
| Final Thickness | 0.12-0.4 mm |
| Min Trace/Space | 2mil/2mil |
| Via Types | Through vias; Tented vias; Blind vias; Buried vias; Stacked vias; Via in pad |
| Copper Weight(finished) | 25-140um |
| Min Laser Via | 3mil |
| Min Mechanical Hole | 4mil |
| Impedance Control | YES |
| Stifferner Material | FR-4, Polyimide, SUS |
| Surface Finishes | LF HASL, OSP, ENIG, Immersion tin, Gold fingers |
| Available Service | Bare Board Production; Consigned Assembly; Turnkey Assembly |
Examples- Multilayer Flexible Circuits
At WellCircuits, you can order high-quality 1- 12 layers flexible circuits. Both prototype and mass production is supported. You don’t have to split prototypes and volume orders to different vendors.
WellCircuits is one of the leading flexible PCB suppliers in China. We fabricate and assemble the most complex flexible circuit boards for harsh applications, including Oil&Gas, Medical, Security, Aircraft & Satellite. Thanks to our brilliant engineering team, we are able to offer you seamless technical service at all stages..
. Provide impedance control and base material availability info at the early design stage.
. Run DFM review and Propose stackup at quoting stage
. Perform CAM analysis and update EQ form after order confirmation.
Microsection for flexible circuit boards
At WellCircuits, You can order your flexible circuit board with blind vias, buried vias, and stacked vias.
The minimum via size is 0.1mm.
Materials for flexible circuit boards
| Stock Material for flexible PCB | Dielectric Thickness | Copper Thickness |
|---|---|---|
| Measure | mil | μm (oz/ft2) |
 Panasonic R-F775Adhesiveless Flexible Laminates | 1mil/2mil/3mil/4mil | 1/3oz, 1/2oz, 1oz, 2oz |
| Panasonic R-F777 | 2mil/3mil/4mil/5mil | 1/3oz, 1/2oz, 1oz, 2oz |
| Dupont AP 8545R/8535R/8525R all polyimide laminate | 4.0 / 3.0/ 2.0 | 18 (0.5) |
| Dupont AP 9131R/9141R all polyimide laminate | 3.0/ 4.0 | 35 (1.0) |
| Panasonic LCP R-F705S Dk 2.9 Df 0.002 @14GHz | 1/2/3/4/5 | 1/2oz, 1/3oz, 1/4oz |
At Wellcircuits, You can select the most suitable base material for your flexible circuit application, both adhesive and adhesiveless flex cores are available.
You can also contact us to compare the price and availability before making decisions.
Stiffeners for flexible circuit boards : FR-4/ SUS/ PI
You can order your flexible circuit boards with a stiffener. The available thicknesses are: 0,075mm – 3,20mm.
Popular are the thicknesses0,30mmand0,20mm, e.g. forZIF connectors.
Polyimid-Stiffener: 0,025mm – 0,225mm
FR4-Stiffener: 0,075mm – 3,20mm
FAQ for flexible circuit boards
YES, we offer assembly service for all flex PCB orders. Parts can be supplied by customer or we help source.
The shortest flex PCB length is 3mm; The longest flex PCB we can make is 2.0 meters.
The max flex PCB copper thickness we can make is 6OZ.
The smallest flexible PCB via we can make is 0.1mm, drilled by laser.
1-2 Layer： 48 Hours
4-6 Layers： 6 Working days
> 8 Layers： 10 Working days
1. Contrary to online quote manufacturers, we allocate each customer a point of contact to answer all queries regarding the RFQ and order efficiently and correctly. This would save you much time, especially for complex flex circuits.
2. Compared to online quote manufacturers, we are able to provide flexible payment terms such as COD, Net 15 days, etc depending on the customer’s business credit and order amount.
3. Compared to average manufacturers, we own brilliant engineering minds who can quickly identify DFM faults and offer solutions before going to production.
4. Compared to average China manufacturers, we are able to hold technical meetings in English to share our opinion and explain our technical suggestions regarding your PCB project.
Facilities for flexible circuit boards
