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2022-02-28

Introduction of PCB Nickel Electroplating Process(1)

1. Function and Characteristics Nickel plating is used as the substrate coating for precious metals and base metals on PCB (the abbreviation of Printed Circuie Board […]
2022-02-26

Discussion on PCB Inner Layer Plug Hole Manufacturing Technology (3)

Two-stage hot-baking hardening type plug ink, its hardening process can be divided into two stages, the first stage of hardening is pre-backing, and the degree of […]
2022-02-26

Discussion on PCB Inner Layer Plug Hole Manufacturing Technology (2)

The main investment of roller scraping and filling is the special machine for plugging. Its construction method is different from that of screen printing plugging. Its […]
2022-02-26

Discussion on PCB Inner Layer Plug Hole Manufacturing Technology (1)

The term plug hole is not a new term in the printed circuit board industry. In the early etching process of the outer layer circuit, in […]