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
Min.space 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

Likes (3)


We’ll do our best to get back to you ASAP.

Open chat
Scan the code
Hi, Welcome to WELLER, we focus on technology and quality of the PCB assembly.