Electronics Forum | Mon Dec 22 02:25:45 EST 1997 | Sultan Mahmood
WE have a problem of tomb stoning in our smd assemblies during curing process of the boards in our Infra Red Soldering bath. Would you like to give us solution how to resove this proble? Thankyou Regards
Electronics Forum | Mon Dec 22 02:33:25 EST 1997 | jergog
do a good edit on the smt machines | WE have a problem of tomb stoning in our smd assemblies during curing process of the boards in our Infra Red Soldering bath. Would you like to give us solution how to resove this proble? | Thankyou | Regards
Electronics Forum | Wed Feb 18 21:53:08 EST 1998 | Bill Fluegel
| do a good edit on the smt machines | | WE have a problem of tomb stoning in our smd assemblies during curing process of the boards in our Infra Red Soldering bath. Would you like to give us solution how to resove this proble? | | Thankyou | | Rega
Electronics Forum | Tue Dec 30 20:31:11 EST 1997 | Jon
I suggest that you look at a few things: 1) The SMD pads may be too small for the part. Try to conform with the IPC standards in pad design. 2) The parts may be misplaced during the placement process. Tweek the placement program and if that doesn'
Electronics Forum | Wed Jan 18 11:06:44 EST 2006 | Bjorn Kerkin Durk
Jurkin' derkin jerkin ged-dern twoomb stone is a cornspeerwacy!
Electronics Forum | Thu Feb 06 13:18:36 EST 2020 | stephendo
Does anyone have any experience with stone ink pads? http://www.aaastamp.com/padstone.php https://www.rubberstampchamp.com/category/stone-stone-pads Do they last well? We find that ink dries out quickly with felt pads and then inspectors put more
Electronics Forum | Fri Apr 22 15:02:39 EDT 2022 | proceng1
We used to empty the tank on Friday and let the stone basically dry out over the weekend. That was before I got involved with it. We were constantly replacing stones. Now, we empty the flux Monday morning and replenish with new. That way the stone
Electronics Forum | Tue Jan 17 11:52:07 EST 2006 | pms
Got a wierd one here, 0402's tomb-stoning. Scenerio---- Double sided PCB, paste both sides, 0402 on both sides. Reflow bottom side first--- no problems. Reflow topside next----no problems with topside components, BUT, the bottom side that was ref
Electronics Forum | Thu Dec 03 14:37:53 EST 2015 | proceng1
Are you running a water or alcohol based flux? We run a water based product and it stays in the tank with the stone all week and is emptied and cleaned at the end of the production week. Never once have I stored the stone in thinner and I've never
Electronics Forum | Mon Oct 16 07:53:59 EDT 2006 | realchunks
Hi Larry, Typing in all caps is consider yelling in forums. As for your stones, have you tried soaking the old ones in iso to clean them? This should make them last a long time. You may be paing a higher price for stones since they a no longer
