High-quality and Low-cost
PCB Manufacturing Services
1 to 30 Layers 100% Electrical Testing
FR-4/Rogers/Teflon Controlled Impedance
Technical ArticleHow do we make a four-layer PCB?Time：2019-05-07 14:52:40 Click：
Here is the procedures of making four-layer PCB for your reference:
Processing data = >Board cutting = > Inner layer trace = > Outer layer trace= > Drilling = > Electroplating = >Solder mask = >Silk-screen= > Surface treatment = > Appearance = > Testing = > Packaging
Related articles：
Previous：What's the difference between short circuit and a ground circuit? Next：What are the applications and benefits of analog and digital electronics? |
NewsOur Facilities |
