Electronics Forum | Mon Sep 13 18:34:31 EDT 2004 | russ
Use Water soluble if you can, if not I would try the Indium SMQ NC paste, this residue stays soft. I would also change ICT probes to the "drill type". Russ
Electronics Forum | Mon Sep 27 11:40:50 EDT 2004 | grayman
use water soluble solder paste is the cure for your problem. but if you insist of using NC change your pogo pins to pointed pins.
Electronics Forum | Tue Sep 14 08:14:07 EDT 2004 | Rob
Hi, There are "Fluxbuster" or "Rotator" pins on the market - we had to use them a few years ago on a flexy board (with OSP). There is some info from one source at the following link: http://www.isiconnectors.com/mfrs/idi/idipr.htm#Rotator We got
Electronics Forum | Wed Aug 17 12:26:06 EDT 2011 | rdubya
Hey all need your input, this looks like classic black pad to me. what do you think?
Electronics Forum | Wed Aug 17 21:29:25 EDT 2011 | davef
If looks were the measure, we'd say, "Hail yes, it looks like black pad." The determination of black pad or not is best done in a laboratory.
Electronics Forum | Fri Aug 19 11:13:40 EDT 2011 | eezday
I'm still sold on the "black pad" model. The price of gold should be a good indicator of what is happening. The gold plating solution is being used well past its life and plating times are stretching. Extended time in the plating solutions is a lo
Electronics Forum | Thu Aug 18 12:10:40 EDT 2011 | rdubya
Do you happen to know of any good labs for this analysis?
Electronics Forum | Thu Aug 18 15:13:28 EDT 2011 | blnorman
STI is now at 261 Palmer Road Madison, AL (moved a couple of years ago).
Electronics Forum | Thu Aug 18 17:17:59 EDT 2011 | rdubya
Thank guys, appreciate the help.
Electronics Forum | Fri Aug 19 01:56:53 EDT 2011 | ppcbs
I've been seeing a lot of product come in with what appears to be black pad lately. I've sent stuff out to labs to be told there is no contamination. Contamination or not solder won't wet to it. Regardless of what it is we have a method to remove