Electronics Forum | Fri Nov 03 09:31:35 EDT 2017 | davef
On the flux reside issue that is gumming up your test probe pogos ... Short term, clean what's in process with a aerosol flux cleaner solvent. Ask your flux supplier for recommendations. Longer term, recognizing that there is no fix, your improveme
Electronics Forum | Tue Jun 13 15:03:54 EDT 2017 | mmjm_1099
For many moons, I have used IPA for our cleaning tanks within out DEK systems. Now we have a new engineering team and he would like to try a stencil cleaning solution (DEK PRO XF). Can everyone tell me there pros and cons of using each of these over
Electronics Forum | Thu Aug 17 21:56:05 EDT 2017 | v037022
Dear experience members, Now we are using permelex squeegee blade and we do cleaing it after printing 24 hours. Actually, it took very long time to clean. we need to take out one by one screw and use bemcot paper/ alcohol to clean solder remaining on
Electronics Forum | Tue Sep 05 10:14:41 EDT 2017 | swag
Try a fid teach on your changers. I don't recall how to do it but you'll find it pretty easy if you surf around. Also, the seals on the nozzles must be good and soft. If you can still get them new, I'd replace. Same goes for seals in changers. C
Electronics Forum | Mon Nov 20 15:10:56 EST 2017 | bstogsdill
Aerospace/military application- we have recently installed an SMT line. Our prior cleaning of RMA flux was Isopropyl Alcohol only, but with the reflow oven on line, the flux is now baked on. I am looking into FLUX OFF cleaner for removal of t
Electronics Forum | Wed Mar 21 15:32:08 EDT 2018 | padawanlinuxero
I agree with the other comment, if you have misprint something is wrong with the screen printing process, meanwhile try to get a ultrasonic cleaner for your boards, another thing you can do is to use dummy boards, if you don't have a lot of different
Electronics Forum | Thu Apr 05 17:06:11 EDT 2018 | stephendo
We recently got a batch wash machine that can use a chemical cleaner. (not a saponifier). NOW I feel confident cleaning no clean boards. Without a machine that can heat water and use a proper cleaning agent, I would not trust cleaning no clean boards
Electronics Forum | Wed Aug 15 13:03:26 EDT 2018 | davef
What does you urethane coating material supplier say? Urethane coating remover try: * Humiseal 1080 or 1100 * Dynaloy Dynasolve 190 or Uresolve 411 Techspray and Microcare make urethane coating removal products Urethane coating breaks down appr
Electronics Forum | Tue Sep 11 16:18:27 EDT 2018 | stephendo
I may be mistaken but I believe that the solvents have defoaming agents in them. I get less foam when I use the solvent than when I don't. If you dissolve the flux in water and agitate it I believe it will foam. I haven't had any over flow issues w
Electronics Forum | Fri Oct 23 12:06:50 EDT 2020 | johndep7
We may have resolved this issue (fingers crossed) We had someone come out and they informed us that our refractometer was broken. Our measurement of 13% was actually closer to 18-20%. Since making the adjustments our solder has been running much clea
