Electronics Forum | Mon Feb 08 20:09:49 EST 2010 | davef
Woody: Consider using test BGA with no chip in, but daisy chains that you can monitor. After soldering, run environmental tests and follow with electrical tests to determine if the product concept is good enough.
Electronics Forum | Tue Oct 11 09:21:33 EDT 2011 | davef
Can you use trichloroethylene to clean boards? Yes Should you use trichloroethylene to clean boards? NO!!! Don't use trike. It is an environmental and a personnel health hazard. What are you looking to clean from your boards?
Electronics Forum | Tue Dec 17 09:21:39 EST 2013 | markhoch
In my experience, it depends on the city, county or state regulations. I've worked places where it is constantly monitored, other places where it's sampled. My current location, it isn't monitored at all.
Electronics Forum | Wed Dec 18 10:58:58 EST 2013 | davef
AVFM's advice is good. That you know how to say "Title V Permit," makes me think that you're going to need more permitting, rather than less.
Electronics Forum | Thu Mar 21 11:08:59 EDT 2019 | scotceltic
We are setting up a PCBA mfg facility in China. Is there a document that exists (maybe IPC spec) that shows overall facilities setup that is recommended ? Ex. ESD flooring, environmental controls etc. Thanks, Alan
Electronics Forum | Fri May 22 13:14:42 EDT 1998 | Earl Moon
| | | | Y'all: IPC set-up a site addressing the environmental issues of the printed circuit fabrication industry. Some of it is interesting and applicable to the assembly business as well, even though not aimed directly at assemblers. IPC has rece
Electronics Forum | Wed Jan 03 10:56:46 EST 2001 | Mike Konrad
Hi Dave, Water soluble flux has two opposite attributes. #1: It is the easiest flux to remove. #2: It is the worst flux to leave behind on a board. As for # 1, there are many de-fluxing systems out there that are very capable of removing water
Electronics Forum | Wed Aug 23 14:49:27 EDT 2000 | Dr. Ning-Cheng Lee
Yes, you are right. It is so small a quantity, the actual threat on human health is really questionable. I believe this is the reason why the Pb-free issue faded away gradually several years ago in USA. Too many people didn't believe it is important
Electronics Forum | Mon Nov 29 13:29:49 EST 1999 | Bill Schreiber
Dear Jason, We keep several published papers, written by industry experts, on our Web Site: www.smartsonic.com click on the "Recommended Reading" button. The Smart Sonic Stencil Cleaning Process is the only cleaning process that is Certified by
Electronics Forum | Tue Nov 16 14:10:30 EST 1999 | Bill Schreiber
According to a paper by Richard Clouthier, published in 1996, there are two major factors about normal cleaning chemistries that may affect stencil adhesives. 1) Elevated temperature above 110 degrees F. (45 degrees C). Stencil adhesives are heat c
