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PCBA processing materials

A list of these PCBA processing materials articles makes it easy for you to quickly access relevant information. We have prepared the following professional PCBA processing materials, hoping to help solve your questions and better understand the product information you care about.
2021
DATE
07 - 17
Causes of virtual welding in PCBA processing
Virtual welding, also known as false welding, is a state of disconnection. It is a kind of poor soldering, which is a very important reason for the high repair rate of PCBA in the early stage. Next, Shenzhen Viasion Electronics, a PCBA processing manufacturer in Shenzhen, will introduce the reas
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2021
DATE
05 - 14
How to reduce surface tension and viscosity in PCBA soldering process?
Viscosity and surface tension are important properties of PCBA solders, and excellent PCBA solders should have low viscosity and surface tension when they are melted. Whether it is reflow soldering, wave soldering or manual soldering, surface tension is an unfavorable factor for the formation of g
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2021
DATE
04 - 24
Briefly describe the basic requirements of BGA pad design
Basic requirements for BGA pad design 1. The center of the pad of each solder ball on the PCB coincides with the center of the corresponding solder ball at the bottom of the BGA. 2. The PCB land pattern is a solid circle, and the via hole cannot be processed on the land. 3. After the via hole is
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2021
DATE
02 - 18
The main reason for the yellowish white oil of photosensitive solder mask on printed circuit boards
At present, the market has higher and higher requirements for the anti-yellowing performance of the photosensitive solder mask white oil for printed circuit boards. Only by finding the cause of the yellowing of the photosensitive solder mask white oil can we find ways to reduce the yellowing condi
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2021
DATE
01 - 19
What is the difference between PCBA processing wave soldering and manual soldering?
In the electronic processing industry, there are wave soldering and manual soldering methods for plug-in materials in PCBA processing. What are the differences between these two soldering methods and what are the advantages and disadvantages? Next, VIASION PCBA processing manufacturer-Shenzhen Weish
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2019
DATE
08 - 03
How to do incoming inspection in SMT patch processing factory
In SMT processing, solder paste printing, SMT chip, reflow soldering, etc. are all key processing steps, but before processing, there is a very important process is incoming inspection, the following Shenzhen Viasion Electronics introduces the types and methods of inspection before SMT assembly.
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