Electronics Forum | Wed Jan 12 07:22:10 EST 2005 | cyber_wolf
We seem to have an accountability issue when it comes to operators building defective product. Currently we are putting a piece of masking tape with the assembly #, work order, and operator initials on our black trays at the end of the reflow oven. I
Electronics Forum | Tue Jul 25 16:08:52 EDT 2017 | dontfeedphils
I'm currently working on bringing a manual coating process/workcenter online and my QA team is giving me some grief. For background, we're using Humiseal 1B31 thinned with thinner 521, mixed at 1:1 by volume. Spraying through a Binks HVLP with 10 P
Electronics Forum | Thu Apr 20 05:35:25 EDT 2000 | Keith Stone
Hi Pete We have a Black and Decker Power File and have mounted it on a bench in an enclosure to capture the hazardous dust. We used a hopper (usually used for guttering!) with a wire mesh over the top (static reasons) mounted in the bench top inside
Electronics Forum | Fri Nov 13 14:35:29 EST 1998 | Dave F
| Anyone using SMT "Fair-Rite" beads? We have a P/N 2743019447 that we're using. We need to know the shear force strength of the part and the vendor's man who knows is in Deutschland and can't help until Monday. I can't wait that long. | | Also, do
Electronics Forum | Sat Nov 14 14:12:39 EST 1998 | smd
| | | Scott: Where is the problem? When you have a board in one hand and a sheared ferrite in the other, what does the ex-ferrite location look like: | | 1 Green mask colored, because the pad is "ripped off" the board | 2 Gray lumpy looking, be
Electronics Forum | Mon Aug 24 18:45:11 EDT 1998 | Steve Evers
| We are looking at implimenting a bar code system for a SMT | production line. To start we are looking at label printer/applicators. Are there any other companies that we should consider besides Zebra and Imtec?? Thanks for your input. | John If
Electronics Forum | Tue Aug 25 21:01:45 EDT 1998 | Peter
We use an Intermec 3240 Thermal transfer printer and print on polyimid label material that survives the reflow and wave solder (top side only) process without turning black. Labels run around 3-4 cents per depending on the size (We found Imtec label
Electronics Forum | Fri Feb 22 08:26:51 EST 2002 | davef
You are correct. The gold dissolves in the solder. The gold is meant to protect the nickel from oxidizing, so that you can solder to the nickel. Obviously that didn�t work as planned. Your background information is very sparse. Two things come
Electronics Forum | Wed Jun 30 12:14:40 EDT 1999 | John Thorup
| | We are wave soldering some fabs with a lot of unmasked trace area along the edges. The trace area is solid copper covered with tin / lead, no masking, no components along the edges, same on solder side and component side (goofy board design). I
Electronics Forum | Thu Dec 24 08:44:25 EST 1998 | Earl Moon
| | | | Folk's, | | | | I'm in need of some help / direction. I'm working on my thesis for a masters based on looking at the effect's of the solder resist promoting / reducing the amount of solder ball's during wave. I'm looking at thing's like colou
