Characters on the PCB board can be removed

by:Rocket PCB     2020-04-01
PCB has different printing characters above, mainly to print some PCB product materials, product information, product technology and other related information, in addition, the existence of the characters also in order to standardize the PCB circuit board design, convenient for SMT soldering and SMT identification device. Disposal method of the characters on the PCB generally have the following kinds: knife scrape fonts, use first apply green oil, buy after ammonia spray paint spray font, font on labeling, where font of sand paper burnish, according to different situations need to use a different way. If you would have a PCB whole character ink, actually this is not very realistic, if you simply remove a few characters on the PCB, can use the blade carefully shave their characters. If you really want to get rid of the text printing ink on the whole piece of PCB, printed character again, this is bound to damage to prevent welding ink, so if you want to, you must put the whole plate characters and prevent welding to remove ink, ink printing again prevent welding and character. The operation method is: first of all need to use 10% 20% NAOH ( Sodium hydroxide solution) Heated to a certain temperature ( 60 - 80 degrees) And then put the PCB into the immerse 2 hours or so, you can use to wash brush grinding machine, can put all the ink wash out on the panel. Rocket PCB Solution co Ltd is a professional: PCB manufacture manufacturer, to provide you with: PCB proofing, batch plate, 1 - 34 layer PCB board, high TG board, impedance board, HDI board, Rogers plate, microwave plate, radio frequency (rf) board, LeiDaBan, thick copper foil board, such as PCB manufacturing production of various kinds of technology and material. Welcome to consult customer service for more details.
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