Electronics Forum | Tue Aug 23 12:13:02 EDT 2011 | richieoreilly
Hi, We are currently having issues with hand soldering High melting point solder wire. Can anyone give a few tips. We are Preheating boards to 120 deg C and using soldering irons @ 410 deg C. The quality is ok but the ts taking 20-30 seconds to c
Electronics Forum | Wed Aug 24 03:17:21 EDT 2011 | richieoreilly
Hi, Thanks for the info. The current process is a standard SMT hand soldering process. The time does not include cleaning, prepping and pre-tinning. Its just the time for the re-flow of one joint itself. We are waiting on some new tips to experimen
Electronics Forum | Fri Aug 03 10:18:36 EDT 2012 | pctech
Greetings everyone, I am trying to figure out away to clean our stencils by hand. Unfortunately, we do not have a stencil cleaner due to size and finance of our company. I am using Ionox to clean them daily.But the walls do not come clean. Is this a
Electronics Forum | Mon Aug 06 09:55:32 EDT 2012 | dyoungquist
Techspray makes a liquid called "Eco-Stencil SMT Stencil Cleaner" and also pre-saturated wipes by the same name. We spray the cleaner on the stencil and then use the wipes to clean the paste off of the stencil. Putting 1 wipe in each hand and rub
Electronics Forum | Wed Aug 24 03:12:01 EDT 2011 | richieoreilly
Hi, The solder we use is Sn5Pb93.5Ag1.5. with a melting point of about 30 degrees.
Electronics Forum | Tue Sep 18 20:50:35 EDT 2012 | vergara1
ATTENTION*****Sorry I missed informed you on the second tip; tip should be set at 399C/750F.******** Melissa
Electronics Forum | Tue Aug 07 09:02:58 EDT 2012 | pctech
Thank you for all your inputs, I was thought not to use alcohol on stencil (Since it is a drying agent and reaction to Cu solidification), Am I wrong? Regards,Aybars
Electronics Forum | Fri Feb 22 15:23:54 EST 2013 | tkotwal
Thank you for the advice. I have the same concerns with applying that much heat from a single point, so I will probably go with a Zephyrtronics preheater. Tom
Electronics Forum | Tue Apr 02 10:50:46 EDT 2013 | dwelch123
We had to use a bin and dip bottom of board in it once when we we're waiting for a replacement part. Worked ok for what it was anyway.
Electronics Forum | Tue Apr 02 12:51:46 EDT 2013 | emeto
I have seen it done exactly the way you do it and I think spraying will be better than dipping. However the best way is still to have your fluxer fixed and working.
