Dear all customers, Kindly reminding that the Chinese festival holiday in Weller is 1st Feb to 19th Feb and production will be closed then, please schedule your order beforehand to avoid any production delay due to our holiday.

Flex PCB Capability

Flex PCB Manufacturing Capability

ItemFlex PCB Capability
PCB Layer Count1~6Layers
Flexible Circuit Materials:Dupont, Panasonic, Taiflex, Shengyi

Min. Line Width/Space
18um(finish Cu): 3.5/3.5mil
35um(finish Cu): 4.0/4.40mil
Min Space Between Coverlay Opening0.2mm
Edge of Coverlay Opening to Trace0.20mm(preferred)
Min Space between coverlay and solder pad0.15mm
Polyimide Films0.5 mil (12.5µ), 1 mil (25µ), 2 mils (50µ)
Thermabond AdhesiveThermosetting Adhesive, 3M high adhesion tape
Copper Foils (RA or ED)1/3oz, 1/2oz, 1oz
Flex Circuit StiffenersPolyimide, Rigid FR4, metal
Solder ResistCoverlay, LPI
Min. Finished Hole size0.2mm
Max. Finished Hole size6.30mm
Hole tolerance±0.05mm between holes0.15mm
Minimum conductor edge to outline edge ≥0.1mm
Minimum space between coverlay and conductorMinimum space between coverlay and conductor
Hole to outline edge ≥ 0.10mm

Tooling tolerance
Knife(Soft) tooling ± 0.25mm
Steel(Hard) tooling ± 0.05mm
CNC drill/rout ± 0.10mm
Maximum Layer to Layer Mis-registration± 0.10mm
Copper Plated Thickness (PTH only)8~15um;20~30um;30~70um(special)
Surface FinishImmersion Gold, Plating Hard Gold, OSP