Electronics Forum: lead free solder paste (Page 77 of 326)

Re: Sn96.5Ag3.5 Lead Free solder

Electronics Forum | Sat Feb 26 08:37:32 EST 2000 | Dave F

Sze-Pei: Your e-mail address doesn't work. Dave

Re: Sn96.5Ag3.5 Lead Free solder

Electronics Forum | Sat Feb 26 08:37:32 EST 2000 | Dave F

Sze-Pei: Your e-mail address doesn't work. Dave

No-Lead solder defect - No solder on pads

Electronics Forum | Mon Dec 22 15:35:18 EST 2003 | davef

Marc: Please be more explicit. * When you say, "parts have a metal shell"; are you talking about the component leads or the component body? What is the metal, what is it appearance, and what are it's implications? * When you say, "the parts have a

Waves soldering: not enough solder remaining on pads

Electronics Forum | Tue Jun 06 11:47:33 EDT 2017 | stevezeva

Hi Zac, was that board finished with tin/lead HASL or leadfree/HASL? Also what type of flux were you using? Just because a board is fresh out of sealed packaging doesn't necessarily mean that it's going to solder well. The picture that I've attached

Solder bridging after printing

Electronics Forum | Sat Jun 25 00:52:31 EDT 2005 | ktron

Hi all, Recently I had problem with printing the lead free solder paste, almost every board has bridging especially on the fine pitch locations. Anyway this problem never happens when we use leaded solder paste. So I would like to ask if there are a

Rework solder fountain in lead-free

Electronics Forum | Mon Jun 23 12:50:49 EDT 2003 | russ

There are coatings available for Stainless that will greatly retard the solder from wetting to/eating the metal. This may be a cheaper route to go than Using all Titanium. The coating is melonite QPQ (quench-polish-quench)I really don't have any mo

QFN solder issues Lead Free

Electronics Forum | Fri Jul 27 12:13:57 EDT 2007 | jdumont

We have issues with these also. They need to be flat to solder well. Reduce the square under the part for the heat sink and youll improve yields. That pad keeps the part lifted high while the other smaller joints reflow and partially attach. You can

OSP Finish-Lead Free Solder Paste

Electronics Forum | Wed Jul 19 11:31:26 EDT 2006 | vinod

Rob, Thanks for the info. Yes I would like water soulble paste.

Lead Free Solder Paste Evaluation

Electronics Forum | Mon Apr 20 13:47:06 EDT 2009 | waveroom

Have I ever lied to you in the past??? LOL Told you so!!

Selective solder flux blocking nozzle.

Electronics Forum | Fri Oct 10 05:04:26 EDT 2008 | bing007

We are using Mulicore MF101 flux and a Vitronics selective soldering machine on a lead-fee assembly and are having trouble with nozzles blocking even when the nozzle aperture is increased. Has anyone come across this problem before using fluxes with


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