Electronics Forum | Mon Dec 30 02:05:08 EST 2013 | mysmt
Hello, I am facing intermittent delamiantion effect in FR1 type laminate after wavesoldring.Bath temp. is 255 degees cel.Preheater temp is also controlled (110 deg cel. on top side before passing on solder bath). Thanks,
Electronics Forum | Tue Jun 01 19:23:15 EDT 2004 | Ken
profile it for the tin/lead paste. The tin in the solder paste will begin to disolve the sac ball. This is exactly the same scenario as 90/10 (80/20)high temp balls found on ceramic bga and many super bga devices (except the sac balls are now tin r
Electronics Forum | Fri Aug 31 13:51:33 EDT 2012 | joeherz
First off - There should be no issue with washing your OA/water soluble boards with the other customer's no clean units provided that the recipe being used has been validated to effectively clean each product. If your supplier is using a batch syste
Electronics Forum | Sun Mar 02 15:41:04 EST 2008 | jlawson
I set up some lead-free profiles on a new Heller1700xxx (Compact series), do not know if this is same model you refer to. Can be done, yes speed is a little slower than longer Heller Versions due to zones being so narrow, but doable. Of course all de
Electronics Forum | Tue Dec 19 10:08:10 EST 2006 | George
Grant, Why don't you try a water-base flux which is No-clean, VOC-free also? I have tried the 270WR flux from AIM with good results even on lead-free process. My $0.02, George
Electronics Forum | Tue Jul 24 07:57:55 EDT 2007 | davef
It sounds like the QFN component is not solderable. * Use ANSI/J-STD-002, Solderability Tests for Component Leads, Terminations, Lugs, Terminals, and Wires * Contact your QFN component supplier for help * Consider a more active flux, since you might
Electronics Forum | Mon Mar 27 08:43:36 EST 2006 | jdengler
Is the flux rated for lead free temps?
Electronics Forum | Mon Jun 23 11:24:12 EDT 2003 | procon
Titanium components are best for any suface in contact with lead free solder. We will be offering our brand solder fountain rework station utilizing Titanium components in July. Lead-Free solders seem to adhere to SST or cast pots and cause blockages
Electronics Forum | Mon Aug 09 07:37:33 EDT 2004 | C Lampron
Abraham, Lead free components in a leaded process should not be a problem. The problem increases with leaded components in a lead free process. For the most part, the only difference that you will see is in BGA procesing. If a BGA is lead free, the
Electronics Forum | Wed Sep 01 03:13:15 EDT 2004 | laxman
Here I want to ask 1. Is Lead Free soldering really meaningful when the total lead content in the PCBA industry is less than 0.02% when compared to the other industries?. 2.The lead free soldering transition has to take place in the following indust
