PCB etching process and process control
Aug. 04, 2022
The process of printed circuit board from optical board to displaying circuit pattern is a relatively complex physical and chemical reaction process. …
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Aug. 04, 2022
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How to improve the gold plating thickness of printed boards PCB?
Jul. 21, 2022
Introduction Gold is a yellow precious metal, which has excellent ductility and plasticityand is easy topolish. Gold is chemically stable and insolubl…
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Advantages of UV LED exposure machine
Jul. 19, 2022
UV LED exposure machine is parallel light source, emitting 365nm/395nm single band light source, without clutter energy consumption, and the energy un…
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Quality control method of PTH
Jul. 19, 2022
Electroless plating copper is commonly known as copper deposition. The hole metallization technology of printed circuit board is one of the keys of th…
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Influence of current density on electroplating quality
Jul. 14, 2022
For a certain plating solution, the allowable current density often exists in a range of upper and lower limits. If it exceeds this range, the coating…
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Four special electroplating methods in the production of PCB boards
Jul. 11, 2022
There are four special plating methods in the production of circuit boards, which are row plating equipment, through-hole plating, roller linked selec…
