Electronics Forum | Thu May 24 23:07:55 EDT 2007 | colormaker
Our filter removes all contaminates authou it takes forever to evaporate 20 gallons it work quite well. I will check with local water supply for mineral analysis. Will a water softener remove the minerals that may be causing the problem ?
Electronics Forum | Fri May 25 13:32:26 EDT 2007 | colormaker
We have 4 diffrent boards that have the problem. The boards have two diffrent suppliers. I dont think this is the case. I more leaning toward not enough rinse cycles in the washer. Jerry
Electronics Forum | Fri Jun 24 12:32:06 EDT 2011 | ppcbs
You should look at Amtech Solders. They have excellent no-clean fluxes that are designed to be water washable if desired. We have been using them with great results for about 4 years now.
Electronics Forum | Wed Jun 13 14:33:32 EDT 2018 | beavispkp
I'm looking for a supplier of ESD safe liners/netting/mesh we can use in our PCB wash baskets. Any help is appreciated.
Electronics Forum | Tue Sep 25 11:37:24 EDT 2018 | tey422
It's a old inline PCB washing machine. Anybody familiar with it? Looking for way to purchase replacement parts of it.
Electronics Forum | Tue Jul 02 12:33:32 EDT 2002 | Mike Konrad
We have had success removing white residue. A change of chemical (PCB-Wash or Vigon A200) have a good track record in removing white residue. As Dave stated, we (and others) operate a contract cleaning service. Contact me offline and I�ll provide
Electronics Forum | Thu May 24 14:44:42 EDT 2007 | colormaker
We use a washer soluable solder flux for our solder wave. We then wash the boards in a dishwasher. We have done it this way for years without problems. We just got a new dishwasher and now we get residue on the solder (white marks) Anyone know of wh
Electronics Forum | Thu May 24 22:33:07 EDT 2007 | slthomas
By purchasing or leasing a DI system and supplying it for your final rinse, at least. You'll avoid some troublesome ionics on your boards that way. Kind of off topic, but are you filtering or boiling off your washer's waste water or are you sending
Electronics Forum | Thu May 24 22:56:42 EDT 2007 | davef
We'd guess that your white residue on the solder is from minerals in the supply water. We expect the levels of these minerals that you see: * Vary depending on the season. Check with your public water authority for anaylsis. [Recognize that this ma
Electronics Forum | Fri May 25 12:27:32 EDT 2007 | bschreiber
You should also check the quality of your compressed air. If the proper filters and desiccants are not in place, you could be recontaminating your washed boards with condensed water and oil residues from the compressed air used for drying. Bill Sch
