Electronics Forum | Sat Aug 05 09:22:34 EDT 2000 | Dave F
Stencil, Step Down. A stencil of varying thickness that allows printing different amounts of solder paste or adhesive. Most stencil suppliers make stepped stencils Step stencils are used when there are fine pitched device amoung coarse pitched dev
Electronics Forum | Mon Sep 27 10:56:01 EDT 2004 | grayman
First, for new stencil-you must ask you stencil dealer to put the markings before shipping it to you. Second, for old stencil-you buy some old angle bar or any metal plate about 1 inch by 1 inche. you engrave the markings on that plate and screw it
Electronics Forum | Wed Jun 14 21:49:42 EDT 2006 | davef
Bryan: * Most of our stencils are made from stainless steel that is held by a aluminum frame, attached with epoxy with a fiber glass intermediary between the frame and the stencil. * We use stencils to print either glue [thermoset epoxy] or solder pa
Electronics Forum | Mon Aug 06 09:55:32 EDT 2012 | dyoungquist
Techspray makes a liquid called "Eco-Stencil SMT Stencil Cleaner" and also pre-saturated wipes by the same name. We spray the cleaner on the stencil and then use the wipes to clean the paste off of the stencil. Putting 1 wipe in each hand and rub
Electronics Forum | Fri Mar 03 13:41:43 EST 2000 | pr
Is it o.k. to clean my glue stencils in the same IPA stencil cleaner I use for solder paste? Also if anyone with experience in stenciling glue can lead me away from first time pitfalls I would appreciate that as well. thanks in advance
Electronics Forum | Fri Mar 03 13:41:43 EST 2000 | pr
Is it o.k. to clean my glue stencils in the same IPA stencil cleaner I use for solder paste? Also if anyone with experience in stenciling glue can lead me away from first time pitfalls I would appreciate that as well. thanks in advance
Electronics Forum | Wed May 30 10:21:10 EDT 2001 | Steve
Rather than meausre the stencil, why not measure it's output. The stencils function is to gage the right amount of solder in the right location. If you are measuring paste volume and you are tracking via SPC, you will begin to see a degradation when
Electronics Forum | Tue Jun 04 22:46:21 EDT 2002 | davef
Factors to consider are: * Squeegee speed * Squeegee pressure * Separation speed * Stencil thickness * Stencil aperture fabrication method * Stencil aperture shape * Paste type * Stencil under-wipe frequency Search the fine SMTnet Archives for a thr
