Electronics Forum | Fri Sep 18 09:58:27 EDT 1998 | Chrys
| | | | Hi Folks, | | | Need to draw upon the vast expertise in this forum... | | | Whenever you fill a new wave solder machine with fresh bar solder, it seems to produce more than the normal amount of dross for a few weeks. I always understood thi
Electronics Forum | Wed Sep 09 12:39:22 EDT 1998 | Chrys
| I am attempting to locate a kit to be used on surface mount equipment to determine the placement capability (CPk). Does anyone have information on where to purchase such a kit? Ideally this kit should be usable on placement equipment from various
Electronics Forum | Fri Aug 07 01:02:51 EDT 1998 | zeek - just wanna to get a word in here
| | I am looking for advice or information from anyone about the possible reliability problems associated with epoxy on solder pads of discrete devices. Will the epoxy expand and lift over time, Will there be adverse reaction between the solder and t
Electronics Forum | Thu Jul 02 15:23:15 EDT 1998 | Justin Medernach
| | I'm having a problem getting good reflow on gold sufaced boards. The profile looks good and I have adjusted it both hotter and colder and adjusted the various times ( soak, reflow ) to no avail. What realy gets me Is that a month ago we built som
Electronics Forum | Fri May 29 06:02:58 EDT 1998 | Centre for Operations Management
To: United Kingdom electronics manufacturers employing SMT The Centre for Operations Management at London Business School (United Kingdom) is currently carrying out a study of quality management practices in the electronics industry. The "TQM in the
Electronics Forum | Fri Aug 10 13:52:58 EDT 2001 | davef
When you say that glue viscosity changes for lot to lot, is this LOT TO LOT of your product OR Loctite�s product? And when you say that glue viscosity changes, what do you mean [eg, increase by � , decrease by � , er watt?]. What specifically is th
Electronics Forum | Fri Aug 17 06:40:27 EDT 2001 | nifhail
Thanx Dave/Hussman.. We normally store our solder paste in the refrigerator at 0-10 Deg C as per what the supplier recommanded. Our floor temperature is controlled at 22 +/- 5 Deg C and Humidity is at 55 +/- 5%. Recently we have customer asking fo
Electronics Forum | Wed Dec 05 17:48:58 EST 2001 | Mike Konrad
There are a few good de-fluxing chemicals and many more �not-so-good� de-fluxing chemicals. As a manufacturer of cleaning equipment, it is imperative that our customers use a de-fluxing chemical that: #1: Removes flux #2: Is environmentally safe
Electronics Forum | Fri Apr 19 12:27:09 EDT 2002 | jeffreybrown
I have read with interest this string of opinions about support of old machines. I am the service manager of Contact Systems and I deal with customer support every day. Our policy is to treat all owners of Contact machines in an evenhanded way. The w
Electronics Forum | Tue Jul 23 23:22:25 EDT 2002 | kenbliss
Quite an assortment of opinions and problems, I appreciate everyones input. Based on all that I created a process below that seems to me should work well to reduce these problems. There seems to be plenty of blame to go around for everyone in the f
