Electronics Forum: laser cut stencils (Page 30 of 57)

Stencil Storage

Electronics Forum | Mon Mar 01 09:58:23 EST 2004 | dgjjr

We have been using unmounted stencils for 4 years. Easy to store and less expensive. Our stencil supplier gave us a pair of universal mounts for our printers. Watch the sharp edges. We haven't had any cuts but the potential is always there.

Local Fiducials

Electronics Forum | Fri Oct 20 10:15:13 EDT 2006 | wrongway

mid chip solder balls we had that trouble for awhile we went from a 8 mil thick stencil to 6 mil stencil and did some home plate style of cut outs in the stencil for the 1206 caps and resistors it seemed to fix our mid chip solder balls

QFN aligment issues

Electronics Forum | Fri Jun 29 14:42:54 EDT 2012 | jorge_quijano

Yes, I ordered this stencil, I checked the "cut" file vs the gerber before the stencil was made, and it matches. Attached is an overlap of the stencil over the original gerber. Regards

Stencil-less printing?

Electronics Forum | Thu Mar 01 05:29:08 EST 2018 | Robl

That's the crux of it. We have volume and prototype lines & use a lot of stencils, so would be better for us just to get a stencil cutting machine for a similar price. However if we just did low volume /prototypes then we could make a case for it.

omit stencil apertures to hand solder or paste, reflow then solder.

Electronics Forum | Tue Feb 25 11:56:33 EST 2020 | slthomas

I think I'd opt for a stencil with everything already cut and then tape it if that didn't screw up your stencil gasketing. Then you just have to define the process for adding the optional parts and you can decide to use those apertures or not.

Paste Stencil Mesh tension tool calibration

Electronics Forum | Thu Dec 09 21:46:22 EST 2021 | dwl

Totally agree with Evtimov. Let the SPI be the judge, as long as your getting good prints, your stencil is fine. I had a colleague cut the mesh on one side of a stencil and it still printed fine. This was proof to management that measuring tension w

Stencil manufacturer

Electronics Forum | Sun Oct 09 01:06:54 EDT 2005 | vev

Metal Etch Services San Marcos Southern California. Same day service great LAser Stencils. 760 510-9476

Etching comments on Stencils

Electronics Forum | Wed Nov 29 12:12:27 EST 2023 | proceng1

I think the laser etcher is the way to go. Practice on some obsolete stencils so you can determine the correct settings for the material.

Etching comments on Stencils

Electronics Forum | Wed Jan 24 21:56:57 EST 2024 | fortunetech

You could also try something like a Radian desktop fiber laser as a smaller, low cost alternative to accurately and permanently engrave each stencil frame!

Ceramic/Alumina PCB Depaneling Equipment

Electronics Forum | Thu Feb 19 07:17:35 EST 2009 | mdavister

When I had to order ceramic (AL2O3, BeO, AlN) in the past, the fabricator always used a CO2 laser system for cutting holes and irregularities in the ceramic. Some companies that I have used that do ceramic cutting are: http://www.altinc.com/ http:/


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