Multilayer PCB board material prepreg key performance indicators
Multilayer PCB boards with major appearance prepreg requires: Oil should be smooth, no oil, no stains, no foreign matter or other defects, no rupture and excessive resin powder, but allow microcracks....
| Ranking | Name | Answers |
|---|---|---|
| 1 | PCBWay Team | 3 |
| 2 | LouD _ | 2 |
| 3 | Dave | 1 |