Electronics Forum | Wed Oct 19 08:31:50 EDT 2005 | Erik
They said arround 300.000 USD :) I guess thats a good printer and a used stencil laser. Greetings Erik
Electronics Forum | Fri Jul 10 08:37:26 EDT 2009 | cyber_wolf
If they are under filled fids, take heavy duty two part epoxy and mix it with carbon powder from your copier. Use a razor blade to carefully trowel it in. We now use laser etched fids. They are much better.
Electronics Forum | Sun Oct 18 00:56:19 EDT 1998 | PARK KYUNG SAM
| I AM LOOKING FOR INFORMATION ON A WAY TO REPAIR STENCIL FIDUCIALS TO KEEP THEM SOLID AND AS DARK AS POSSIBLE.SOMETING THAT WOULD BE MORE OF A PERMANENT SOLUTION,I HAVE USED PERMANENT INK BUT IT EVENTUALY WIPES OFF OR FADES... HELLO MR NATE. I WO
Electronics Forum | Sat Aug 22 16:16:13 EDT 2015 | davef
Comments are: * Read “Challenges for Step Stencil Printing” [Carmina Lantzsch, Georg Kleemann, LaserJob GmbH] http://www.smtnet.com/library/index.cfm?fuseaction=view_article&article_id=2096 * I want to say that IPC7525B [Oct 2011] improved the dis
Electronics Forum | Mon May 20 16:15:48 EDT 2019 | davef
Resources are: * IPC-7525A - Stencil Design Guidelines, 3.5.2 Step-Up Stencil This type stencil is useful when it is desirable to print thicker solder paste in a small portion of the stencil. An example would be a ceramic BGA where it is necessary t
Electronics Forum | Mon May 13 11:20:06 EDT 2013 | emeto
From what I have read about the topic, recommendation is to use flux for fine pitch BGAs. Printing is difficult because of the small pads. HEre is the moment where you have to make your calculations. Do you have enough assemblies that will use
Electronics Forum | Thu May 04 14:25:27 EDT 2017 | sumote
In a previous job we had DEK cut our stencils. If you are not already using the Vector-Guard system it is very nice. It saves $25 (or at least at that time it did) per stencil, but the really nice thing is the space savings. You can store several ste
Electronics Forum | Fri Jul 24 10:36:12 EDT 2009 | bschreiber
The issue is not with the stencil cleaner, it is with the construction of the fiducial. Ultrasonics is very effective in cleaning and penetrating into small microscopic cracks and crevices (this is one reason why ultrasonic stencil cleaners are so
Electronics Forum | Thu Jun 14 21:48:41 EDT 2012 | kmots15
We work with a lot of larger boards over 24", haven't run into this issue yet. I agree with scott could be your board supplier if they are lower quality, from something as simple as unit conversions in CAD to dealing with different temperatures. A
Electronics Forum | Thu Oct 04 17:45:10 EDT 2018 | avm
Hello friends, I'm looking for hints where to buy metal/steel sheets for stencil cut. Worldwide. Different quality, thicknesses and surface treatment.Size 23x23, 29x29. I heard there were some good quality metal sheets suppliers in Finland, Japan, M
.gif)
