Despite the above-mentioned advantages, the single-nozzle solder wave drag soldering process also has its shortcomings. The soldering time is the longest among the three processes of […]

There are two different processes for selective soldering process: drag soldering process and dip soldering process. The selective drag soldering process is completed on a single […]

Problems and Solutions of PCB Nickel Plating 1. Coating Burn Possible reasons for coating burns: insufficient boric acid, low metal salt concentration, too low operating temperature, […]

The price of PCB is composed of the following factors: 1. The materials used in the PCB circuit board are different. Take ordinary double-sided boards as […]