Electronics Forum | Fri Oct 06 19:56:28 EDT 2023 | chicagoindustrial
Are you performing ionic contamination testing?
Electronics Forum | Thu Oct 12 16:18:22 EDT 2023 | SMTA-72837649
No, we are not.
Electronics Forum | Mon Sep 09 13:46:34 EDT 2002 | dragonslayr
Your lack of obvious solder balls indicates you have a decent process. However, there are still small solder balls that are free and floating on the surface of the boards prior to wash. That same solder ball is washed off and ends up in the wash solu
Electronics Forum | Sun Sep 26 05:27:35 EDT 1999 | Edmund
i had a problem here, during the wave soldering process, we apply a water soluble mask on the gold finger to protect it from contamination. But after washing, there is still some mask left on the gold finger. Can anyone pls advise is there any parame
Electronics Forum | Sun Sep 26 11:54:06 EDT 1999 | Earl Moon
| i had a problem here, during the wave soldering process, we apply a water soluble mask on the gold finger to protect it from contamination. But after washing, there is still some mask left on the gold finger. | Can anyone pls advise is there any pa
Electronics Forum | Wed Sep 13 12:36:14 EDT 2000 | Steve Thomas
In the following thread, http://www.smtnet.com/electronicsforum/view_message.cfm?message=9584& John Thorup touched on some applications where no-clean fluxes could be a bad idea. I'm looking for some more detailed info. (papers, references, texts
Electronics Forum | Mon Oct 02 12:31:29 EDT 2023 | carl_p
Filter & match a PH level their happy with & release? I would push them to put something in email or letter for what they require though, otherwise it could come back & cost you
Electronics Forum | Tue Aug 28 11:54:25 EDT 2007 | rgduval
Dave, To tell you the truth, I couldn't tell you. I came into this company with the system installed. When the resistivity is depleted, I call Culligan. It may only be an in-line cartridge filter that they change. We've noted a change in water q
Electronics Forum | Thu Sep 28 16:25:20 EDT 2023 | SMTA-72837649
I've been looking for information on how, if at all, any of you treat water after a pcb batch wash. In particular, we have a Trident LD machine, using Zestron cleaning chemical. We have a carbon tank and two mixed bed media tanks as well as two 5 mic
