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Capability
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PCB Gold Finger Capability
| ltem | Capability |
|---|---|
| Layer Count | 1-40layers |
| Base Material | KB、Shengyi、ShengyiSF305、FR408、FR408HR、IS410、FR406、GETEK、370HR、IT180A、Rogers4350、Rogers4000、PTFE Laminates(Rogers series、Taconic series、Arlon series、Nelco series)、Rogers/Taconic/Arlon/Nelco laminate with FR-4 material (including partial Ro4350B hybrid laminating with FR-4) |
| Board Type | Backplane、HDI、High multi-layer blind&buried PCB、Embedded Capacitance、Embedded resistance board 、Heavy copper power PCB、Backdrill, PCB Gold Finger |
| Board Thickness | 0.2-5.0mm |
| Copper Thickness | Min. 1/2 OZ, Max. 10 OZ |
| PTH Wall | 25um(1mil) |
| Maximum Board Size | 1100*500mm(43”*19”) |
| Min laser drilling size | 4mil |
| Min. Spacing/Tracing | 2.7mil/2.7mil |
| Solder Mask | Green, Black, Blue, Red, White, Yellow, Purple matte/glossy |
| Surface Treatment | Flash gold(electroplated gold)、ENIG、Hard gold、Flash gold、HASL Lead-free 、OSP、ENEPIG、Soft gold、Immersion silver、Immersion Tin、ENIG+OSP, ENIG+Gold finger, Flash gold(electroplated gold)+Gold finger(50u”), Immersion silver+Gold finger, Immersion Tin+Gold finger |
| Min. Annular Ring | 3mil |
| Aspect ratio | 10:1(HASL Lead-free 、HASL Lead、ENIG、Immersion Tin、Immersion silver、ENEPIG);8:1(OSP) |
| Impedance control | ±5ohm(<50ohm), ±10%(≥50ohm) |
| Other Techniques | Blind/Buried Via, Gold Fingers, Press Fit, Via in Pad, Electrical Test |
Wenshu is a professional PCB gold finger manufacturer in China. We can offer different gold thicknesses with gold finger to be 50u’’.
- Over 12 years PCB gold finger manufacturing experience
- Gold finger process is in-house
- From single sided to 40layer PCB gold finger
- 100% E-test and AOI inspection
- No minimum PCB gold finger order quantity
As a valuable PCB gold finger supplier, Wenshu has over 12 years of PCB gold finger manufacturing experience. We have served more than 1000+ customers all around the world like Huawei, Flex, Hitachi, Jabil, and Fluke.
From single-sided layer to 40layer board, from rigid PCB, flexible PCB to rigid-flex PCB, Wenshu could provide all PCB gold finger solutions for you.
In order to offer high-quality PCB gold fingers to the customers, we have brought state-of-the-art equipment and make sure all processes are in-house. The quality will be under our control.
As for PCB gold finger, it is plated by flash or hard gold. We can make the hard gold thickness will be 2u’’ to 50u’’.




