Electronics Forum: cleaning (Page 1 of 577)

stencil cleaning

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

pcba cleaning

Electronics Forum | Tue Oct 29 21:27:21 EDT 2019 | aqueous

It depends on the flux type. If it's water soluble, it should be cleaned soon after reflow because OA flux remains active after reflow. If it's rosin or no-clean (low-residue), then the only concern is the longer wait time, the more difficult it will

pcba cleaning

Electronics Forum | Wed Oct 30 02:12:39 EDT 2019 | jags

yes and thanks for this feedback. we clean with degreaser ( strong) and flux is rosin with 10% in the paste (koki). we clean after second reflow . the gap time from bottom to topside completion is 10 hours. cleans with this time. my even after 20 h

stencil cleaning

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.

stencil cleaning

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

stencil cleaning

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

Stencil cleaning

Electronics Forum | Thu Jun 15 09:58:12 EDT 2006 | slthomas

Just to add to what dave said, the only limitation to how frequently you clean is the cost of the cleaning medium. You can wipe every board if you want to, but you'll go through material accordingly. If you're printing 16mil pitch or smaller, cleani

PCB cleaning

Electronics Forum | Sat Jun 12 17:01:44 EDT 1999 | Murray Pulman

We are using so called no-clean fluxws for our small batch production, however the results are not always very visualy pleasing with white powdery deposits being the norm. I would like advise on the best avenue to explore for a small batch cleaning s

stencil cleaning

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

stencil cleaning

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 !!

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