Electronics Forum: stencil (Page 194 of 572)

Stencil aperture positional accuracy

Electronics Forum | Thu Jun 14 06:13:47 EDT 2012 | ccgooi

I am running a product with board size ~18"X16". I faced stencil aperture positional accuracy issue which slightly shifted at both end of stencil at positive and negative in X direction thus causing solder paste to pad mis-registration. Due to this s

QFN aligment issues

Electronics Forum | Fri Jun 29 13:36:22 EDT 2012 | dontfeedphils

Did you order this stencil? Do the gerbers you have for the board match the actual board?

Stencil Cleaning by hand

Electronics Forum | Mon Aug 06 09:48:00 EDT 2012 | pctech

Thank you Dave, As always you provide us valuable information. I will try that to see how it works.

Stencil Cleaning by hand

Electronics Forum | Mon Aug 06 09:52:40 EDT 2012 | pctech

Thank you Jeremy, That might be the solution. I will contact them.Best regards. Aybars

Stencil Cleaning by hand

Electronics Forum | Tue Aug 07 03:57:49 EDT 2012 | eniac

wipes + IPA (isopropyl alcohol) can bring good result to you.

Dek vs MPM Printers

Electronics Forum | Tue Oct 02 13:12:43 EDT 2012 | tlbrothe

DEK or MPM stencil printers, which manufacturer do you prefer and why?

Blackstone Ultrasonic-CH-2408

Electronics Forum | Tue Nov 13 08:14:11 EST 2012 | cyber_wolf

We have never heard of stencil cleaner calibration requirements.

Stencil cleaning machine

Electronics Forum | Thu Dec 06 12:17:26 EST 2012 | davef

Ismael: I'm not familiar with that model number. Who produced that machine?

Stencil and Misprinted Board Cleaning Handbook

Electronics Forum | Tue Jan 08 20:46:09 EST 2013 | davef

Look here: http://www.ipc.org/html/IPC-7526.pdf BR, davef

Stencil cleaner

Electronics Forum | Thu Jan 24 15:57:43 EST 2013 | ccouture

as you know, alcool is extremely flamable, the vapors are hazardous, prolonged contact with skin is not recommended, etc...


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