Electronics Forum | Wed Aug 02 23:38:47 EDT 2017 | tlake1974
Dose anyone know where to purchase the yellow vinyl decal material by the roll uncut used on the FUJI QP 242 back disk? Any info would be appreciated.
Electronics Forum | Wed Apr 01 11:48:16 EDT 2020 | proceng1
We did not try using water. Once the nozzles were left in the pot a while longer, the yellow goes away. Suggesting that it's cooking off.
Electronics Forum | Thu Aug 03 10:54:04 EDT 2017 | cyber_wolf
Call SMT Research and ask them. https://www.smtresearch.com/
Electronics Forum | Wed Apr 01 12:45:31 EDT 2020 | emeto
And this is why you see it only in Leaded process I guess.
Electronics Forum | Wed Apr 01 11:41:34 EDT 2020 | emeto
Very interesting.Safety datasheet suggest acid that might turn yellowish. I am interested is it cleaned easily with water?
Electronics Forum | Thu Apr 02 10:06:51 EDT 2020 | stephendo
If you can find some, you might want to give Adipic Acid a try. It is a powder but I have seen it work well.
Electronics Forum | Wed Apr 06 15:32:11 EDT 2022 | proceng1
I spoke with a Tech at Superior Flux. He confirmed that Superior 515 will absoluteley turn yellow at room temp. Hydrobromic Acid in the flux, as it binds the hydrogen gases off and the bromine turns yellow. What is weird, is that Tin Bromide is y
Electronics Forum | Sat Aug 16 08:15:27 EDT 2008 | davef
We are unfamiliar with yellow penetrant. Red is common, as you say. There are couple of green penetrants out there. Some red penetrants contain yeasts [eg, Calcofluor Yellow, Azosol Brilliant Yellow 6GF, etc] that fluorese yellow, but that's not what
Electronics Forum | Tue Jan 08 08:52:30 EST 2019 | ameenullakhan
Hi Steve, We did the below trials today. 1. Run the board in O2 environment. result : Yellowish appearance was observed. After DI water Cleaning : Still the yellow color is there. 2. Same board run secondary side. Result : First side board yel
Electronics Forum | Thu Aug 14 17:37:11 EDT 2008 | bandjwet
Dear Smtnettter: Has anyone purchased yellow visible colored dye penetrant for dye and pry testing? Can someone recommend a vendor? BTW this was recommend to me by an end user in japan as some copper problems are "hidden" by the typical red visible
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