Description: Handheld Ultrasonic Partial Discharge Inspector Rigid-Flex PCB Manufacture
| Layer | 4L | Material Thickness | PI0.25mm+/-0.03mm, FR4 stiffener thickness 0.787mm |
|---|---|---|---|
| Routed OutLine/Punching | Laser | Finished Copper Thickness | 18um/12um/12um/18um |
| Solder Mask | 2*Yellow Cover Film | Legend Mark | White(Single Side) |
| Test | Flying Probe | Surface Finishing | ENIG 2U"-5U"/Nickel 10-30U" |