Plating process (2)
Desmear Detailed Process: 0. Drill Process: Drilling is performed to connect layers. Smear occurs within the holes on the base copper. Sweller: Weakens the bond between smear and epoxy resin. Epoxy Etching: Etches the epoxy resin, removing smear from the epoxy resin. Neutralizing: Cleans the interface between layers to provide stability for electrical connections. Swelling: Uses high-temperature..
2023.11.06