Electronics Forum | Tue Oct 11 10:49:14 EDT 2005 | jhagve
HI We start to make a product which have a 0.4 mm pitch IC and start having problems with not enough solder printed, to solve this problem we had to increase the manual cleaning, now we are cleaning the stencil every 8 printings, before we was runnin
Electronics Forum | Fri Mar 29 04:06:42 EST 2002 | bayanbaru
Is there a cheap and effective method for stencil cleaning? Getting a equipment is out of the question.
Electronics Forum | Fri Oct 14 19:41:06 EDT 2005 | KT
We encounter this kind of issue. We use stencil clean in the stencil printer and also use air to blow aperture after cleaning. We are having some luck !!
Electronics Forum | Tue Apr 02 13:35:02 EST 2002 | Mike Konrad
Hi Dave, God no! I am not suggesting that anyone should clean stencils by hand. My answer was facetious. The questioner asked is there was a �cheap and effective� way of cleaning stencils without purchasing equipment. Cleaning stencils by hand m
Electronics Forum | Fri Oct 21 14:13:08 EDT 2005 | mafc65
1.- Clean bottom and top stencil with a cloth/alcohol at same time.Pay special attention to fine pitch locations. 2.- Clean again bottom stencil side .To prevent any residual of solder 3.- Blow air with a air gun under the stencil to remove the solde
Electronics Forum | Thu Dec 06 20:58:53 EST 2001 | chinaren
Hello,everyone: Would you like provide me some information about the equipment you use for the stencil cleaning and the solvent that is effective or you are satisfied with the cleaning result? best regards
Electronics Forum | Mon Apr 01 19:12:16 EST 2002 | Mike Konrad
�Cheap� is relevant. Is $ 3,500 for equipment cheap or expensive? If $ 3,500 is cheap, than we have a solution for you. If $ 3,500 is expensive, then purchase pre-saturated chemical wipes, latex gloves and a hazardous waste bin. As for �effective
Electronics Forum | Fri Dec 14 02:51:44 EST 2001 | genglish
This forum is becoming a salesmans dream! I agree with the first guy, check the archives as there is alot of information about cleaning and media. Our company uses a Kerry SC1000 machine very good process but mechanically we have had problems with t
Electronics Forum | Mon Oct 17 11:16:09 EDT 2005 | slthomas
There are a lot of things that might affect your cleaning efficiency. Paste type (no clean or w/s?), cleaning chemistry, aperture aspect ratio (aperture width/stencil thickness), "linty" wipes, etc. Another thing you need to look at is the frequency
Electronics Forum | Fri Oct 14 14:09:19 EDT 2005 | bschreiber
Your problem is not the 0.4 pitch. Your problem is the manual cleaning. Manual cleaning will only remove the solder paste from the surface of the stencil. What's more, manual cleaning will force additional contamination into the 0.4 pitch apertures
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