Electronics Forum | Thu Aug 28 23:15:44 EDT 2014 | phyllishwl
Hi all, Our production reported that they found 3 panels out of 53 panels with strange phenomenon after reflow. 1/ Blister / Delamination of PCB panels, 2pcs blister/delamination under solder mask, 1pc under Gold plating at Gold finger 2/ Silkscr
Electronics Forum | Sun Apr 18 14:26:36 EDT 1999 | Steve Gregory
| | Please visit our Web site, especially 'link page', to get some hint for roll typr of cleaning wiper for automatic screen printers. http://www.squeegee.co.kr | | | Idiot: I wouldn't visit your site if I had to start using toilet paper. Keep yo
Electronics Forum | Sun Apr 18 19:16:28 EDT 1999 | Wayne Bracy
| | | Please visit our Web site, especially 'link page', to get some hint for roll typr of cleaning wiper for automatic screen printers. http://www.squeegee.co.kr | | | | | Idiot: I wouldn't visit your site if I had to start using toilet paper. K
Electronics Forum | Sun Apr 18 19:18:28 EDT 1999 | Wayne Bracy
| | | | Please visit our Web site, especially 'link page', to get some hint for roll typr of cleaning wiper for automatic screen printers. http://www.squeegee.co.kr | | | | | | | Idiot: I wouldn't visit your site if I had to start using toilet pap
Electronics Forum | Mon Aug 28 17:28:16 EDT 2017 | dekhead
Edge connector attaching to gold fingers?
Electronics Forum | Fri Aug 29 09:39:08 EDT 2014 | rgduval
I'll try to deal with the issues as you've presented them. 1. Blistering/delamination, shown in photo 2. The most likely cause of blistering/delamination like this is moisture in the boards. The moisture can get into the boards in multiple ways..
Electronics Forum | Tue Apr 19 16:20:05 EDT 2016 | davef
Don't blame it on the poor paste thickness requirement [although I might go on to argue that it's could be a contributor to the issue]. Most likely you're the problem. About 70% of the time solder on gold fingers is caused by poor cleaning of screen
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