Electronics Forum | Fri Feb 18 11:14:07 EST 2005 | russ
I would be willing to bet that you are ramping up way too fast and possibly too hot/long of a soak and killing your flux activity. this will give the appearance of "no reflow" due to non-coalescence of the solder balls. check this board with the hel
Electronics Forum | Sat Feb 26 09:29:25 EST 2005 | davef
Try: * Bliss Industries [ http://www.bliss-industries ]. Ken Bliss in an invenerate poster here, but he's probably just getting feet back on the ground after APEX. * Metro-style carts that an earlier poster mentioned. Here's another source: http://
Electronics Forum | Fri Feb 18 23:13:46 EST 2005 | KEN
My current company used to manufacturer the electronics for coin star. That aside...if you have no intent to sell in Europe you are not affected. But imagine if you (Coin Star)are approached by Europe's largest retailer for 5,000 Kiosks. "Oh", the
Electronics Forum | Sat Feb 19 10:01:13 EST 2005 | davef
Examples are: * Commercial airliner manufacturers are exempt. Regardless, Airbus announced that they plan to comply. A short time later, Boeing announced they would comply. * California with its copying RoHS legislation into state law has been form
Electronics Forum | Fri Feb 18 23:21:00 EST 2005 | JSS
Hi Everybody, Mostly customer asked about the solder paste height checking after printing process.Is it compulsory to check the height if we are using stainless steel stencil and metal blades in fully automatic printer.Any technical answer to their
Electronics Forum | Sat Feb 19 09:26:19 EST 2005 | davef
Your customer asks a reasonable question. How do you know that your: * Paste has not dried? * Stencil aperatures have not become clogged? * On and on ... Some agrue that printing is the most critical process and that it drives all down-stream failu
Electronics Forum | Wed Mar 30 01:01:10 EST 2005 | vicknesh28
All, Has there been any finding from the component point of view in terms of non wets after reflow and if yes, can anyone share what was improved on the component to reduce the non wet defective levels. What would be the contribution from the compon
Electronics Forum | Tue Feb 22 21:50:18 EST 2005 | KEN
Probably: 1. Laytex reaction 2. Some other exposure at work or home FWIW: Cleaning anything with alcohol sucks. Alcohol toxicity could be your problem, but not like you think (hand contact). Consider inhillation as the exposure point. Work sho
Electronics Forum | Mon Feb 28 11:37:35 EST 2005 | PeteP
You may well find it is the powder used in the gloves. Distributors offer gloves without powder. Also beware of using hand products with Lanolin, Mineral oil, Rose Hip oil, etc around electronics assembly ... solderability issues may crop up and ta
Electronics Forum | Fri Mar 04 07:19:19 EST 2005 | sureguo
I guess it would be the work related reaction as there is many hazardous substance in the SMT process, such heavey metal, flame retardant, which are known for its hazard to enviroment and human health. actually, in our factory, maybe because of lack
