Electronics Forum | Thu Feb 12 15:32:15 EST 2009 | gtemkin
A few other data points to consider. My experience working with Dymax 984LVF material was that its UV cure must be initiated immediately after coating, otherwise is surface will remain tacky forever, something like a post-it note tackiness, which wi
Electronics Forum | Mon Mar 02 00:38:35 EST 2009 | sachu_70
Hi Jorge, The success of such production purely depends on process control. One needs to first understand the board layout in detail, and evaluate any critical components for their temperature handling capabilities. Remember, you are dealing with com
Electronics Forum | Fri Jun 12 07:50:18 EDT 2009 | davef
Advanced Coating; 10723 Edison Ct, Rancho Cucamonga, CA 91730; 800-722-1444 F909-481-1427 info@advancedcoating.com advancedcoating.com C-C Technologies Inc; 761 Blossom Hill Ln, Dallastown, PA 17313; 717-577-6559 F717-246-6882 Electronic Coating T
Electronics Forum | Wed Feb 10 08:10:26 EST 2010 | davef
Here is a posting by P Kinner at Humiseal ... Typically, there are three main approaches to avoid coating wicking into press-fit connectors (and other keep out areas). Wicking is a phenomenon caused by a combination of low viscosity of conformal coa
Electronics Forum | Wed Mar 03 14:16:59 EST 2010 | davef
First, we expect that your equipment supplier would help you with this. Then again with lots of used equipment flying around, some of the basic stuff often gets pushed to the back of the bus. Second, here is a clip and paste on the basics of equipm
Electronics Forum | Thu Jun 24 11:21:40 EDT 2010 | floydf
Hi, > > I have a 100nF 0805 ceramic cap (the most > common type!), Yageo brand (20+ pcs. on the > module). In our production run I get some errors > due to conductive caps (can be anything from 25 > Ohm to 5K - most are open of course). Only one
Electronics Forum | Tue Apr 05 16:20:49 EDT 2011 | cvoyles
I work with a small EMS shop that has extremely good capability because I created it for an R&D Lab for the U.S. Army. We have at times discussed leasing the equipment/facility to other companies who prefer that to farming out their work to an EMS.
Electronics Forum | Tue Jan 31 14:35:55 EST 2012 | hegemon
1. (NCMR) Non Conforming material report to your customer if you have signed up for a lead free job. Send everything back and tell him to replace the entire lot with correct material. or 2. Request a Change order from your customer, changing the
Electronics Forum | Tue Mar 20 09:31:09 EDT 2012 | fredc
Chris, You asked if others are having these issues. I know for sure they are. I am not with Count On, but we make nozzles also. Cree has published drawings of the recomended nozzles in their "Soldering and Handling Guides" for several years. We made
Electronics Forum | Fri Jun 01 10:52:37 EDT 2012 | blnorman
Neither the Omega meter nor the IC are officially "destructive" tests, but everywhere I worked we treated them that way. The boards were scrapped after the test. The Omega meter can be tested at elevated temps, but the IC sample is extracted at ele
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