Electronics Forum: seho go selective 2 (Page 13 of 14)

Re: Problems with wave solder

Electronics Forum | Wed Nov 18 21:58:17 EST 1998 | Dave F

| | | For some as yet unkown reason, we have started to have some boards sag and go under the wave. The boards are surface mount top side and conventional components wave soldered. We have checked the wave hight and both the profiles on the wave sold

Traceability again

Electronics Forum | Mon Sep 29 05:48:57 EDT 2003 | mario1304

Hello everybody, I already posted in this forum some months ago and I got some useful advices and experiences from the members here, so I thought I�ll post again and see if there are any new points for me. I�m still writing my diploma about traceabi

Re: Converting to 'No-Clean' process

Electronics Forum | Mon Apr 17 19:46:39 EDT 2000 | Dave F

Murad: Your customer is smart to be concerned about the affect of changing production processes on product reliability. Your Company is smart to inform customers and keep them in the loop about these changes. In developing your demonstration of th

Re: Oven Temperature for Solder Reflow

Electronics Forum | Sun Aug 08 20:59:55 EDT 1999 | Dreamsniper

| | | What oven temperature should be used to reflow solder (Sn63Pb37) on a PC board (0.075" to 0.100" thickness) in 5 to 10 minutes? | | | | Profiling - tedious but important. As said, start with the paste manufacturers recomendation which is usua

Re: wave solder process

Electronics Forum | Thu Jun 17 20:35:51 EDT 1999 | Earl Moon

| | | Does anyone know where I can find a list of things to do to when troubleshooting issues during the wave solder process? | | | | | | for example: | | | | | | Solder Bridge | | | 1.verify amount of flux been aplied. | | | 2.verify turbulance on

Re: Process Change

Electronics Forum | Thu Jun 03 14:41:06 EDT 1999 | JohnW

| | | | In a month or so, we will be getting an in-line x-ray inspection machine. It will require that we solder our most comlicated side (normally top) first. This is opposite to our process now where we solder our passive (bottom) side first. W

Re: Problems with wave solder

Electronics Forum | Thu Nov 19 08:20:04 EST 1998 | Earl Moon

| | | | For some as yet unkown reason, we have started to have some boards sag and go under the wave. The boards are surface mount top side and conventional components wave soldered. We have checked the wave hight and both the profiles on the wave so

Re: Problems with wave solder

Electronics Forum | Thu Nov 19 09:01:00 EST 1998 | Dave F

| | | | | For some as yet unkown reason, we have started to have some boards sag and go under the wave. The boards are surface mount top side and conventional components wave soldered. We have checked the wave hight and both the profiles on the wave

Re: Process Change

Electronics Forum | Thu Jun 03 14:40:22 EDT 1999 | JohnW

| | | | In a month or so, we will be getting an in-line x-ray inspection machine. It will require that we solder our most comlicated side (normally top) first. This is opposite to our process now where we solder our passive (bottom) side first. W

Wave Soldering Thick PCB's

Electronics Forum | Mon Jan 28 08:07:44 EST 2002 | JohnW

Sorry I keep forgetting you lot are backwards in the old metric system :0) anyhoo, yes IPC, the bastions of right well as long as your board is only 1.6mm thick (sorry 62mils)say that you need 75% min general and 50% on ground planes. I'd like to se


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