Electronics Forum | Mon Jul 14 09:41:35 EDT 2008 | davef
Q1. Do we really need to follow the IPC J-STD-001 Solder purity? A1. Yes, you should control impurities in solder. Further information: * "Allowable concentration of contaminating elements in solder: impurities are harmless unless their level goes to
Electronics Forum | Thu Oct 23 09:49:18 EDT 2008 | davef
We're not sure the specifics that BLT Circuit Services Ltd referenced, but many companies use dross reducing agents in their wave solder pots. Among dross reducing agent suppliers: * Fry [4100 Sixth Ave, Altoona, PA 16602; 814-946-1611 F814-944-8094
Electronics Forum | Wed May 08 23:18:58 EDT 2002 | ianchan
Hi mates, have this SMT production issue : A) We have a leadless-chip-carrier(LCC) IC package that is classified under the Land-Grid-Array(LGA) package family. B) The LCC is 4mm x 4mm, and has 28 tin plated pads located beneath the outside perimet
Electronics Forum | Fri Apr 29 14:16:16 EDT 2011 | ppcbs
Below is the long explanation. This defect is most commonly found with BGA components, but can arrise with all components. I see it happening more now with lead free boards that are being assembled with a no clean flux. Best short term remedy is t
Electronics Forum | Mon Mar 20 13:56:04 EDT 2017 | pjc
Kleenox is designed for cleaning and protecting the solder bath in wave solder pots from air oxidation and formation. Kleenox is formulated to remove oxides. Kleenox can be used with tin/lead and lead-free solder. http://www.americancleanstat.com/k
Electronics Forum | Thu Sep 27 23:24:22 EDT 2007 | mika
Fe2+(aq) + 2e- "harply, but this is of no consequence since OH- ions are always present, even in pure water.) The cations then react with the OH- or even the H+ ions and dissolved oxygen to form a variety of compounds, which constitute rust: Fe2+(aq
Electronics Forum | Thu Jun 03 21:27:58 EDT 2004 | davef
We know of two "solder savers" 1 Kester Formula 5749 Solder Saver: We believe Kester Formula 5749 Solder Saver to be a new formulation of Kleenox. Kleenox works. It helps separate the solder entrapped in the dross. [One tiny warning, one chemical
Electronics Forum | Fri Aug 28 13:23:49 EDT 1998 | Chrys
| | | What approach do you you use to reducing wave solder dross? What is your experience with Klennox? | | | Dave F | | Klennox should be spelled Kleenox. Dave F | Kleenox works well for removing accumulated dross as it separates the dross from t
Electronics Forum | Mon May 23 10:53:32 EDT 2005 | HOSS
Eric, We also have a UPK 650C. Our machine was configured for N2 and using the ConTour nozzle. If you're using this nozzle without N2 you're creating tons of dross unnecessarily not to mention probably getting tons of icicling. We found out the h
Electronics Forum | Fri Aug 28 22:15:33 EDT 1998 | Steve Gregory
Chrys wrote: | Sorry to be so long winded. I was out most of the summer and I missed the forum. I promise my next posting will be shorter. Alright Chrys....(hands on hips and tapping foot), just where the heck were you? Did you bother to tell anybo
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