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2022-02-25

PCB ink Selection Knowledge (2)

2. Coating Coating refers to uniformly coating the copper surface with a layer of liquid photoresist. There are many methods, such as centrifugal coating, dip coating, […]

2022-02-24

Overview of Final Coatings on PCB Surfaces

The final coating process for PCB manufacturing has undergone important changes in recent years. These changes are the result of the continued need to overcome the […]

2022-02-24

Comparison of Dry Film and Wet Film for PCB Processing

Comparison of Dry Film and Wet Film for PCB Processing Dry film is easy to operate, especially using an automatic film laminating machine, which can be […]

2022-02-24

One-Step Electroplating Copper Production PCB Process and Advantages

In the process of producing double-sided or multi-layer PCB, it is generally used the following steps. Punching – chemical immersion copper – full board thickening copper […]