Electronics Forum | Tue Aug 10 07:47:12 EDT 1999 | Brian
| | | hello to everybody, | | | we have a really satisfactory no clean process, both smt/reflow and wave soldering, but we get troubles with defects rework; | | | does anybody know how to eliminate flux residues or how not to produce them during rew
Electronics Forum | Tue Aug 10 20:22:15 EDT 1999 | Wayne Sanita
Hello, Could be that touchup operators are using too much flux. What are you dispensing flux with. Disposable or refillable flux pens are good to have around. | | | | hello to everybody, | | | | we have a really satisfactory no clean proc
Electronics Forum | Thu Mar 09 20:48:30 EST 2000 | Dave F
Van Hoang: Welcome to SMTnet!!!! Regarding your problems: 1. Cleaning glue: Check the SMTnet archives. For instance, a recent thread was: cleaning glue off of stencils - pr 13:41:43 03/03/2000 2. Bridging on the wave: Bridging on the wave h
Electronics Forum | Thu Mar 09 20:48:30 EST 2000 | Dave F
Van Hoang: Welcome to SMTnet!!!! Regarding your problems: 1. Cleaning glue: Check the SMTnet archives. For instance, a recent thread was: cleaning glue off of stencils - pr 13:41:43 03/03/2000 2. Bridging on the wave: Bridging on the wave h
Electronics Forum | Fri May 27 17:21:35 EDT 2005 | mrclean
Dear SM Rookies, Another acceptable test method is visual inspection. IPC-A-610 details what to look for with different contaminants, providing magnified pictures of the possible visual residues. With an existing cleaning process, magnification
Electronics Forum | Thu Aug 12 09:02:08 EDT 1999 | Gian.D
| Hello, | | Could be that touchup operators are using too much flux. What are you dispensing flux with. Disposable or refillable flux pens are good to have around. | |Good! could you suggest some suppliers name or address or web site or e.mail...
Electronics Forum | Thu Aug 17 16:12:48 EDT 2000 | John Maxwell
We are using a water wash paste for our boards which is leaving ionic contamination ( salts). In the presence of low humidity levels this creates the effect of a capacitor. Our product which is test instrumentation does not calibrate. I am lookin
Electronics Forum | Mon Jun 04 07:38:26 EDT 2001 | hussman
Ummm...Ok? Lumidor, The best thing to do is find out at which process this "wax" is occurring at. Targeting the process that just changed may be presumptuous on your part. Pick up the phone or make a visit. In either case, you're the customer a
Electronics Forum | Tue Dec 07 17:40:30 EST 2004 | davef
We'd suggest listening to your CSP component supplier. The standoff is too low. Check with your flux suppliers for the information you seek.
Electronics Forum | Wed Dec 08 08:32:09 EST 2004 | davef
If you email me your email address, I'll send you a contact that may be able to help.
