Electronics Forum: gasses (Page 1 of 9)

Nitrogen gassing ring

Electronics Forum | Sat Mar 11 08:37:35 EST 2017 | tch

My company has had the same issue on our Versaflow 366 with SAC305, we tried ultrasonic cleaning and it worked for a shift and then was clogged again. We have had the machine for 3 years and we have had to replace the gassing rings twice so far. We a

parts popping off during reflow

Electronics Forum | Thu Sep 13 13:34:49 EDT 2001 | Dave G

Too much Convection Airflow in the Reflow Oven blowing parts around ? Moisture Contaminated Parts out gassing ? Board out gassing? Just some thoughts, DG

Solder Ball and Splash after Hand Soldering

Electronics Forum | Sat Jul 25 08:47:25 EDT 2009 | davef

Both "moisture content of bare board" and the "thickness of the copper plating in the PTH" are related to each other. As you heat the solder connection, moisture in the board boils and out-gasses through the solder connection. Plating with the proper

Nitrogen gassing ring

Electronics Forum | Fri Feb 10 11:10:21 EST 2017 | duoman

I've been using the ERSA Versaflow 3/45 for 3 years. I've been changing the gassing rings and seals annually, but I'm going to a schedule of every 6 months. I blow my gassing rings off with compressed air. I also blow a little into the intake tube to

Tantalum caps “popcorn”

Electronics Forum | Thu Apr 25 01:22:29 EDT 2019 | smith88

Out gassing not out fading

Replacement for nitrogen in the reflow oven

Electronics Forum | Fri May 21 20:38:40 EDT 2004 | Grant Petty

Hi, This would be a very exciting idea. Nitrogen is an inert gas, so this is why it's used, however Hydrogen mixed with oxygen in normal air is highly explosive, so it would be one of the worst gasses to use in a reflow oven I would think. Remember

PCB Delamination

Electronics Forum | Tue Aug 06 17:43:10 EDT 2013 | davef

I agree with SOB. First, someone is thinking too much and has too much idle time. And second, controlling volatiles from routine fluxing should be much more concerning than volatiles from out-gassing from delamination. In most plants, delamination is

BGA's shorting

Electronics Forum | Thu Oct 04 13:04:52 EDT 2001 | Hussman

Without seeing your X-ray, it sounds like your BGAs are out gassing. This casues the situation you described. Try baking some BGAs and run them along with ones not baked to see.

Out gassing of Tantalum capacitors.

Electronics Forum | Wed Sep 17 11:16:36 EDT 2003 | mantis

Hi all, With regards to the recent thread about jumping sot23.I was wondering if there are any white papers or technical articles on the phenomon of outgassing tantalum capacitors. Regards, Mantis

Out gassing of Tantalum capacitors.

Electronics Forum | Wed Sep 17 15:44:28 EDT 2003 | davef

Look here: http://nepp.nasa.gov/DocUploads/CE5125B5-E0EB-4CFA-8867BE3F3E342CA5/moisture%20effect%20Ta%202C%20M.pdf

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