Electronics Forum | Mon Jul 28 05:35:17 EDT 2008 | surendra268
What could be the main reasons for De-wetting in reflow process. Can anybody answer
Electronics Forum | Thu Aug 24 13:20:24 EDT 2000 | Murad Kurwa
One of our divisions is having this problem: - De-wetting on the smt pads and componenent termination on the bottom side after top side procssed through reflow. Board finish is immersion silver. ? Any recommendation on what we should check & verify
Electronics Forum | Mon Jul 28 05:48:17 EDT 2008 | mattkehoe
What could be the main reasons for De-wetting in > reflow process. Can anybody answer Normally it is a contaminated surface finish.
Electronics Forum | Tue Aug 17 04:12:32 EDT 1999 | Scott J
Can anyone help on the subject of de-wetting during the spray coating process. We use PC29M Parts A+B spray coating material, Humiseal tapes and masking dots, Marigold supertouch V70N gloves and Concoat CM533 liquid masking material. We also use a Ko
Electronics Forum | Tue Aug 17 13:32:13 EDT 1999 | Brian
| Can anyone help on the subject of de-wetting during the spray coating process. We use PC29M Parts A+B spray coating material, Humiseal tapes and masking dots, Marigold supertouch V70N gloves and Concoat CM533 liquid masking material. We also use a
Electronics Forum | Mon Feb 13 13:43:54 EST 2006 | pjc
You will begin to de-wet at a high TAL and actually likely see all of the conditions you list.
Electronics Forum | Mon Apr 28 11:27:14 EDT 2008 | vortex337
Thanks, I will give it a try this afternoon.
Electronics Forum | Mon Jul 28 11:22:46 EDT 2008 | blnorman
Iagree with Matt, normally caused by pad surface contamination. Out of curiosity, what is the PCB metallization?
Electronics Forum | Wed Dec 19 09:56:20 EST 2001 | guicho_v
I'm new in SMT world, and I've got my 1st challenge: I'm having de-wetting issues with a specific IC 160 pins MQFP (six location, failure is random), where one pin has de-wetting (solder reflow OK, and there is evidence of having contact the past and
Electronics Forum | Wed Dec 19 10:21:16 EST 2001 | davef
Crank-up the volume. Look here for a similar discussion http://www.smtnet.com//forums/index.cfm?fuseaction=view_thread&CFApp=1&Thread_ID=4735&#Message18380&
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