2022-03-02

Surface Treatment of PCB Board Surface: Introduction of Horizontal Spray Tin SMOBC&HAL (1)

As one of the most common surface coating forms for circuit board surface treatment, tin spray (SMOBC & HAL) is widely used in circuit production. The […]
2022-03-01

Causes and Elimination of Faults in Electroplating Nickel Process

Causes and Elimination of Faults in PCB Electroplating Nickel Process: a) Makeng: Makeng is the result of organic pollution. Large hemp pits usually indicate oil contamination. […]
2022-03-01

Introduction to Advanced PCB Technology (2)

C. Fine line production technology Another feature of high-density PCB circuit boards is that they have very small line widths and line spacings. To make lines […]
2022-03-01

Introduction to Advanced PCB Technology (1)

Advanced Manufacturing Technology: 1. The manufacturing process of the build-up method to make high-density internal connection (HDI) printed boards. 2. Semi-additive method for making precision fine […]