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Solderability Issues

Electronics Forum | Mon Aug 09 12:36:19 EDT 2010 | cobar

IPC TM 650- Solderability of Metallic Surfaces http://www.shanelo.co.za/List%20of%20articles/IPC%202.4.14%20Solderability%20of%20Metalic%20Surfaces.pdf

Gold finish/ searching threads

Electronics Forum | Fri Jul 09 07:17:25 EDT 2010 | cobar

http://www.shanelo.co.za/List%20of%20articles/GOLD%20Soldering.pdf http://www.shanelo.co.za/SMD%20Assist.htm

looking low melting solder paste

Electronics Forum | Sun Oct 31 11:02:51 EDT 2010 | Mark

http://www.shanelo.co.za/List%20of%20articles/Indium%20Alloy%20list.pdf

pcb machinery

Electronics Forum | Mon Aug 07 09:58:41 EDT 2006 | nodlac

Davef's link is a great one. Mine pales but may be helpful... - This one is from Georgia Tech on Yield... http://www.cbar.gatech.edu/about/publications/Analysis%20of%20Factors%20that%20Affect%20Yield%20in%20SMT%20Assembly.pdf - http://www.cbar.marc

Reliability of U-shape appetures

Electronics Forum | Wed Jul 03 20:21:26 EDT 2002 | alex_kirichenko

Thanks for responding..... The question I was trying to ask is if U appetures are mechanicaly strong, if the tab in the middle won't stik up and damage squeegee blades? I never had stencil with such appeturs. We are just about to start some trials

Differences between solder paste alloy SAC305 and SAC405.

Electronics Forum | Wed Sep 29 19:47:44 EDT 2021 | emeto

"For the lead free soldering of electronic assemblies, the inclusion of silver in the alloy results in better wetting compared to non-silver containing alloys and also allows for a broader process window. Silver also improves joint reliab

short wave IR question

Electronics Forum | Thu Aug 30 20:35:51 EDT 2012 | davef

A common bottomside heater configuration is IR-Convection-Convection. One of the big advantages of the IR zone is its ability to allow the flux carrier to spread and dry slowly before the board reaches the convections zones, which can blow wet flux c

Stencil Washing

Electronics Forum | Sat Feb 12 20:02:04 EST 2005 | Mike Konrad

As for specific recommendations, I�ll defer to �real users�. But here are the usual suspects: Aqueous Technologies http://www.aqueoustech.com (909) 944-7771 Ultrasonic Smart Sonic http://www.smartsonic.com (818) 610-7900 Ultrasonic PMR http://www

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