Flexible PCB
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Trusted ​​​​​​​ Flex Pcb Solutions
Seekpcb is a leading expert in flexible PCB manufacturing. With years of experience in custom flexible circuit board production, Seekpcb has a proven track record of delivering high-quality and reliable PCB solutions to clients in various industries. Whether you're looking for a simple or complex flexible PCB design, Seekpcb's team of experts is well-equipped to handle your unique requirements. Contact Seekpcb today to learn more about their flexible PCB manufacturing services. 
Flexible PCB
Our Cases Of Flex Circuit
Multilayer Flexible PCB
Layer: 4 
Thickness: 0.3mm
Copper: 1OZ for All Layer
Surface Treatment: Immersion Gold
Application: Display Module
Highlights: Fly tail to let the FPC goes to two different directions. 
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Single Layer Flex PCB
Layer: 1
Thickness: 0.15mm
Copper: 1OZ 
Surface Treatment: Immersion Gold
Application: Connector
Highlights: N/A
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Double Layer Flexible Circuit Board
Layer: 2 
Thickness: 0.2mm
Copper: 1OZ for All Layer
Surface Treatment: Immersion Gold
Application: Sensor Film FPC
Highlights: Extra-long independent traces do not allow repair of the circuit.
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Three Layer Flexible Pcb Connectors
Layer: 3 
Thickness: 0.15mm 
Copper: 12um
Surface Treatment: Immersion Gold
Application: flexible pcb connectors
Highlights: Impedance Control 100OHM
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Choose SEEKPCB For Your Flex Pcb Manufacturer 
Our FPC Manufacturing Capability
Layer 1‐12
Board thickness (without stiffener) 0.1‐0.8mm
Tolerance of single layer ±0.03mm
Tolerance of double layer(0.3mm) ±0.03mm
Tolerance of multilayer(0.3mm) ±0.03mm
Tolerance of multilayer(0.3mm0.8mm)  ±10%
Tolerance of board thickness(including PI stiffener) ±10%
Tolerance of board thickness(including FR4 stiffener) ±10%
Min. board size  5mm*10mm(without birdge);10mm*10mm(with bridge)
Max. board size 220mm*400mm
Min. coverlay bridge 8mil
Min. line width/spacing (12/18um copper) 2.5/2.5mil(loop lines 4/4mil)
Min. line width/spacing (35um copper) 3/3mil(loop lines 5/5mil)
Min. line width/spacing (70um copper)  5/7mil(loop lines 7/9mil)
Max. copper thickness  3oz
Min. line width/spacing (18um copper)  2.5/2.5mil(loop lines 4/4mil)
Min. line width/spacing (35um copper)  3.5/3.5mil(loop lines 7.5/7.5mil)
Min. line width/spacing (70um copper)  5.5/8.5mil(loop lines 9.5/12.5mil)
Min. line width/spacing (105um copper)  9.5/12.5mil(loop lines 11.5/14.5mil)
Max. finished copper thickness  3oz
Min.distance between via and conductors  5mil (<4 layer); 7mil (4~6 layer ); 10mil (7‐8 layer )
Min. mechanical drill hole  4mil
Solder mask color green
Min. solder dam (base copper 1oz) 4mil(green), 8.0mil(solder dam on the large copper)
Min. clearance  3mil(part for 2.5mil)
Silk color  white, yellow
Surface treatment HASL ,ENIG, ENEPIG, Electrolytic Nickel Gold, Soft gold,Hard gold, Immersion silver and OSP
Laser accuracy  ±0.05mm
Punching accuracy ±0.05mm ‐ ±0.15mm
Our FPC Production Lead Time

  FPC Type Quick Turn(Days) General(Days)
  1L FPC Prototype 1 3
  1L FPC Batch 3 7
  2L FPC Prototype 1 4
  2L FPC Batch 5 9
  4/6/8L FPC Prototype 3 7
  4/6/8L FPC Batch 9 18
  10L FPC Prototype 5 9
  10L FPC Prototype 10 20
Extra Service
The More SEEKPCB Can Provide For FPC
Flexbile PCB Design ​​​​​​​
SEEKPCB has an independent PCB design team, and the FPCs we design are highly competitive in terms of manufacturability, reliability and cost. 
To a certain extent, this can reduce the company's operating costs. Just left the FPC design and layout to SEEKPCB. 
Flexible PCB Assembly   
SEEKPCB has been involved in FPC assembly since the era of smartphones, and can provide quick turn FPC assembly service within a day.   
In addition, we can also provide component procurement and inventory management services to make your supply chain management easier and more efficient.
Any Need To Consulting Flex PCB With Us! Get Free Do It.
B206, Xihuan Road, Shajing, Baoan district, Shenzhen


SEEKPCB is specializing in electronics one stop solution, including PCB design, PCB manufacturing, PCB Assembly, Component sourcing. Quick turn PCB prototype, express PCB assembly are our strengths to fullfil fast time-to-market and your vitory.

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