Electronics Forum | Fri Jul 26 08:41:52 EDT 2013 | cyber_wolf
We are looking at buying a dedicated machine for cleaning misprints. Does anyone have any experience with Smart Sonic or the other manufacturers? Any feedback is appreciated. Thanks
Electronics Forum | Mon Jul 29 13:51:54 EDT 2013 | rgduval
Ahh...now I understand. So much for any of my solutions :) cheers, ..rob
Electronics Forum | Mon Jul 29 11:15:05 EDT 2013 | kjs123p
We used to scrape off the paste with a plastic putty knife and then place the boards in our Smart Sonic stencil cleaner that we used to clean the stencils in. It worked well.
Electronics Forum | Mon Jul 29 12:28:34 EDT 2013 | emeto
You can just get any ultrasonic bath - the ones they use for jewelry will work. Just get the right size based on your largest boards.
Electronics Forum | Mon Jul 29 12:42:15 EDT 2013 | cyber_wolf
We want a dedicated machine because we have some concerns with SMT adhesive residue that is in the bath contaminating boards. We are getting pretty heavy into class 3 so everything has to be pretty much perfect. We run 2 shifts and have 5 lines so w
Electronics Forum | Mon Jul 29 11:20:10 EDT 2013 | rgduval
Is there any particular reason you're looking at getting a dedicated machine?! The first question that pops to mind is...are you having so many mis-prints that you need dedicated equipment at the site to mitigate the issue? If so, I know you've bee
Electronics Forum | Fri Jun 19 16:41:07 EDT 2015 | Timothy ONeill
IPC 7526 details the correct process for cleaning misprinted PCB. Available at the link below. http://www.smartsonic.com/PDFfiles/IPC7526Handbook.pdf
Electronics Forum | Wed Jul 15 17:47:59 EDT 2015 | mikekeens
I've read different views on this but the best results i've seen are from when the misprinted PCB is put directly into an automated 'spray-in-air' cleaning machine and cleaned using an appropriate cleaning chemical. Any attempt to manually clean the
Electronics Forum | Fri Jun 19 09:10:20 EDT 2015 | kenkay
What is the best way to clean a bad print on a board of no-clean paste? We have tried a few different ways but always seem to get left over solder balls
Electronics Forum | Tue Jun 24 14:47:25 EDT 2008 | bschreiber
There is also an article in the March 2007 issue of U.S. Tech magazine that reviews ultrasonic cleaning technology for PCBs titled "Reducing the Cost of Misprinted PCBs". The information is also relevant to post reflowed PCBs. A PDF copy of the art
