Electronics Forum | Mon Oct 11 12:24:07 EDT 1999 | John Thorup
| | Folk's, | | | | I'm just tying up some loose end's on my Master's Thesis on solderballing @ wave soldering and the effect the topography of the mask / PCB has on it. | | I was wanting to do a straw poll on you guy's as to the type of resist's yo
Electronics Forum | Mon Oct 11 13:05:51 EDT 1999 | Dave F
| | Folk's, | | | | I'm just tying up some loose end's on my Master's Thesis on solderballing @ wave soldering and the effect the topography of the mask / PCB has on it. | | I was wanting to do a straw poll on you guy's as to the type of resist's yo
Electronics Forum | Wed Oct 04 16:18:06 EDT 2006 | cw
My Peak ~ 228-230C (customer wants to see this temperature). solder ball size - 20mil diameter Please advise ASAP. Thanks a lot!!!
Electronics Forum | Thu Apr 16 13:40:08 EDT 1998 | Chrys
| Is there anybody to help me ? | We have small balls appearing on the boards soldered by | wave soldering machine and it looks that use of nitrogen | is linked to the problem (because without nitrogen, we have no more | problems). | That remind you
Electronics Forum | Wed Oct 04 16:21:59 EDT 2006 | cw
Any recommendation?
Electronics Forum | Wed Oct 04 16:45:04 EDT 2006 | cw
Thanks Russ!!! So, you have NO VIODS at all?
Electronics Forum | Thu Oct 05 16:13:35 EDT 2006 | cw
Thanks All!!
Electronics Forum | Thu Oct 26 12:25:46 EDT 2006 | cw
Thanks!!!
Electronics Forum | Thu Mar 31 07:23:14 EST 2005 | markhoch
Yes! I would like to see the pics. I've already been looking into the SolderQuick system that Dave has recommended, but my customer wants some with 63/37 balls and some SAC305. SolderQuick doesn't have any SAC305 alternatives available as of yet. Tha
Electronics Forum | Wed Oct 04 13:58:38 EDT 2006 | cw
hi Dave.F and All, I need to reflow SCA solder balls on Sn/Pb paste, i get a pretty OK solder wetting and collapse apperance, however, i am seeing voids everywhere, some of them is greater than 25-30%, which has exceeded IPC standard. Please advise.
