Electronics Forum | Thu Feb 10 16:00:31 EST 2000 | Travis Slaughter
I have had cases when it was necessary to run epoxy and paste at the same time. The only good reason I know of to even think about messing with going to this trouble is if the surface tension of the solder melting pulls the part out of alignment. T
Electronics Forum | Tue Jan 16 07:59:36 EST 2007 | tk380514
we worked out that the wave soldering cassettes Duratstone material takes alomst 35 degree away from the surface of the pcb, and the speed is already too slow it should be over 1.0 - 1.8 meters a minute but its now already 82 cm a minute, in order to
Electronics Forum | Tue Mar 25 13:55:05 EDT 2014 | horchak
Ok lets put it this way. If the PCB house used a high quality mask and properly applied it to a properly cleaned surface and properly cured it, then as Dave stated above there are only two things that can destroy it. Excessive heat and overly aggress
Electronics Forum | Fri Nov 05 09:52:44 EST 1999 | Dave F
John: Three things: 1 You are correctamundo!!!! What's the difference between slopping alcohol on dirty boards and washing dirty boards? Clean boards!!!! By the time those very nice people get done with their alcohol cleaning (a nip for the boar
Electronics Forum | Thu May 13 20:40:25 EDT 2021 | winston_one
Yes, we can't use pure Pb PROCESS. And as I say we will not use it anyway, as we have lead-free BGA's, LGAs, component with Solder Charged Terminations... It's became almost normal practice to solder it with leaded solder pastes. In this case peak re
Electronics Forum | Thu Jun 25 09:53:04 EDT 1998 | Earl Moon
| | Has anyone had experience with placing BGA on gold plated boards. I thought I read a while ago there was a problem with embrittlment causing cracked joints. If anyone has experience with this your feedback would be great. | | Mike | Mike, | You
Electronics Forum | Fri Jun 19 14:25:24 EDT 1998 | Earl Moon
| | Has anyone had experience with placing BGA on gold plated boards. I thought I read a while ago there was a problem with embrittlment causing cracked joints. If anyone has experience with this your feedback would be great. | | Mike | There has b
Electronics Forum | Sat Jun 05 08:18:03 EDT 2004 | vinitverma
Hi Grant, If you're really looking for speed, I'm sure you're looking for another machine for doing the QFPs, BGAs stuff etc. In that even, why not have a look at the long proven Assembleon FCM machine!! It is a totally different concept with UNMATC
Electronics Forum | Sun Jul 25 00:59:47 EDT 2010 | smellew
llew@SurfaceMountEngineering.com Sales@SurfaceMountEngineering.com Web: http://www.SurfaceMountEngineering.com
Electronics Forum | Wed Jun 24 16:23:29 EDT 1998 | Justin Medernach
| Has anyone had experience with placing BGA on gold plated boards. I thought I read a while ago there was a problem with embrittlment causing cracked joints. If anyone has experience with this your feedback would be great. | Mike Mike, Your concer
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