Electronics Forum | Mon Aug 16 20:19:10 EDT 2004 | Grant
Hi, We have both Vapor Phase ASSCON semi auto as well as Soltec convection inline ovens. I must say we had no end of problems with Vapor Phase. We tried everything, and just could not totally eliminate tomb-stoning completely. We would always get a
Electronics Forum | Thu Oct 25 11:29:04 EDT 2007 | ck_the_flip
Forget all the bickering and semantics. EVERYONE IS RIGHT!! ...but then again, in soldering, there IS no right, wrong, or indifferent... just blame. :-) Soldering is, after all, the most difficult process with the most opportunities for defects.
Electronics Forum | Fri Nov 20 08:23:13 EST 2009 | jeffreyj
MikeS - Thanks for the tips. Coombs book has been on my "to buy" list for awhile now... Guess I better buck-up and get it. EMPF is an old gem, for sure, but one I had forgotten about, so thanks for that reminder. I couldn't find the SMT 101 guide at
Electronics Forum | Fri Dec 04 13:25:34 EST 1998 | Jeff Sanchez
| | | | Does anyone have any information or experience with the use of conductive epoxy in leu of solder. I have a unique application that might lend itself to this technology. I am looking for manufacturers, printing, curing and reliability info. |
Electronics Forum | Tue May 11 00:47:59 EDT 1999 | P.L. Sorenson - Technical Consultant
| | | | | | | I left the company before this thing ever got resolved, so I don't know the answer, but here's what we did to get boards out the door. Baked them in a desicating oven. You know, the kind that pulls vacuum? It was a regular overnigh
Electronics Forum | Tue May 11 06:30:41 EDT 1999 | Joe Byrde
| | | | | | | | | | | I left the company before this thing ever got resolved, so I don't know the answer, but here's what we did to get boards out the door. Baked them in a desicating oven. You know, the kind that pulls vacuum? It was a regular
Electronics Forum | Sun May 16 13:10:36 EDT 1999 | Dave McDermid
| | | | | | | I left the company before this thing ever got resolved, so I don't know the answer, but here's what we did to get boards out the door. Baked them in a desicating oven. You know, the kind that pulls vacuum? It was a regular overnigh
Electronics Forum | Tue Apr 13 18:39:24 EDT 1999 | Tom B
| | Netters, | | | | When I reflow a PCB there is a discoloration of silkscreen and mask. It appears if Profile is too hot! But I dont think so, maybe I'm wrong? | | | | 1. Kester 293 no clean | | 2. 2.1 C/s for 30s to 150 C | | 3. .5 - .7 C/s f
Electronics Forum | Tue Apr 13 23:08:56 EDT 1999 | Jeff Sanchez
| | | Netters, | | | | | | When I reflow a PCB there is a discoloration of silkscreen and mask. It appears if Profile is too hot! But I dont think so, maybe I'm wrong? | | | | | | 1. Kester 293 no clean | | | 2. 2.1 C/s for 30s to 150 C | | | 3.
Electronics Forum | Thu Sep 17 10:45:27 EDT 1998 | Justin Medernach
| We have problems with voids when we solder lids to | ceramic flatpackages. | The sealring of the package is gold(100 micro inches or 2.5 micro meters)with a underlayer of Nickel | The solder is attached to the lid (preform) and the solder material
.gif)
