Electronics Forum | Wed Aug 27 09:31:25 EDT 2003 | caldon
BMAN.........Consider yourself shot down. unfortunatly (for you) Mike and Ken are right on the mark. The root of your problem is the current system you have for stencil wash...Explain what Maintenance headaches you have. Many moons ago I had a Smar
Electronics Forum | Tue Feb 01 12:02:56 EST 2000 | Mike Konrad
Your question may be answered in two parts. First, if you are using a water soluble (OA) paste, then water is an excellent �solvent�. Water, in one way or another, is used to clean all fluxes and pastes from PCB�s. In some cases, a chemical is add
Electronics Forum | Tue May 03 10:57:22 EDT 2005 | Frank R.
We received about 5K assembly boards from china. They left flux residu on top of the board and the flux they use was different than us. RESULT ... we use a translucent cylicon to cover the board and it was not possible to dry the cylicon because of
Electronics Forum | Thu Apr 28 14:07:24 EDT 2005 | bschreiber
Hello Paul, Prior to 1980, I would say that your concerns were real regarding the resonant frequency. However, since then all major ultrasonic cleaner manufacturers use a "sweep" frequency technology. By "sweeping" or alternating the frequency bet
Electronics Forum | Mon Mar 05 13:08:16 EST 2001 | billschreiber
Hi Roger, Our customers use their Smart Sonic Stencil Cleaners for cleaning SMT and wave pallets. There are two primary protocols used. 1) If you have a large quantity of pallets and they are becoming contaminated rapidly, a dedicated stencil clean
Electronics Forum | Mon Sep 14 18:09:16 EDT 1998 | Dave F
| Our company currently donesn't have any type of sonic wash to wash boards that have been "miss printed" Wanting to know the best way to go about this. So what we are having to do is spray down the boards with alcohol and wipeing the solder paste
Electronics Forum | Wed Jan 05 18:25:29 EST 2022 | cyber_wolf
Its kind of nice to be able to put a dirty stencil in the cleaner and get a dry clean one out. That pretty much points to the spray units with a dry cycle. Things to consider, chemistry consumption, how your stencils are bound, maintenance,and of c
Electronics Forum | Tue Sep 15 19:43:13 EDT 1998 | Wayne Bracy
| Users Of Tanks To Clean Stencils & Boards: Please help me understand how your process works: | 1 What do you do before you tank clean a board or stencil? For instance, do you wipe the majority of the paste from the board or stencil? | 2 Do you
Electronics Forum | Tue Feb 28 08:59:54 EST 2006 | davef
Amol Kane You say, "Also, we pass the LF baords thru the same inline wash as you dont wash away the solder (you wash away the flux)." How did you sort through the concern that leaded solder balls [running around in the wash tank from a previous was
Electronics Forum | Thu Nov 21 12:06:16 EST 2013 | rgduval
The last time I got corroded parts out of my wash was when my DI tanks were spent, and I was pretty much using straight tap water. Refreshing the DI tanks eliminated my issue. Hope this helps. cheers, ..rob
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