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2022-01-03

Flexible Double Panel FPC Manufacturing-Cover Film Processing Technology

One of the unique processes of the flexible printed board manufacturing process is the processing procedure of the cover layer. There are three types of processing […]

2022-01-01

Common Problems and Solutions of PCB Copper Sulfate Electroplating Process (3)

3. Electroplating Pits There are many processes caused by this defect, from copper immersion, pattern transfer, to electroplating pretreatment, copper plating and tin plating. The […]

2022-01-01

Common Problems and Solutions of PCB Copper Sulfate Electroplating Process (2)

2. Electroplating Plate Surface Copper Particles There are many factors that cause the production of copper particles on the PCB board. From the copper sinking to […]

2022-01-01

Common Problems and Solutions of PCB Copper Sulfate Electroplating Process (1)

Copper electroplating is the most widely used pre-plating layer in order to improve the adhesion of the coating. The copper coating is an important protective decorative […]