Electronics Forum: printed solder paste (Page 10 of 802)

solder paste

Electronics Forum | Tue Apr 12 04:37:52 EDT 2005 | chandran

1.Can anyone explain to me what is the clean and non clean solder? 2.What is the standard solder paste height spec for stencils 4mils,5mils and 6mils? 3.Whatis the meaning for ROHS?

solder paste

Electronics Forum | Tue Dec 08 11:55:28 EST 2009 | GSx

here some of them: http://www.mvent.com.ph/malcom/sps1.htm http://www.bikudo.com/product_search/details/116079/solder_paste_mixer.html http://www.japanunix.co.jp/ju_en/products/UM-103.html http://www.fancort.com/robotic/_solder_paste_mixer.html

solder paste

Electronics Forum | Fri Jul 29 10:03:02 EDT 2011 | blnorman

At a previous location we used the Semco cartridges. Occasionally the operator would have to scrape down the stencil and knead the paste back in. That would keep the paste on the edges from drying out. It was just standard procedure.

solder paste

Electronics Forum | Thu Dec 10 04:19:55 EST 2009 | cunningham

do you not have a problem with flux seperating from when it was chilled? due to our high mix low volume we really cant afford to have solder paste waiting for an hour or so till its ready before we can build

solder paste

Electronics Forum | Wed Jul 27 01:34:17 EDT 2011 | JOSEPH PJ

hey am working in continuos improvement dept and am lokking foraward to save time and cost by imlimenting solder paste catridges in place of jars can any one help me out in this topic! with regards JOSEPH

solder paste

Electronics Forum | Tue Apr 12 08:25:43 EDT 2005 | davef

Q1 Can anyone explain to me what is the clean and non clean solder? A1 The trend away from CFCs has lead many users to evaluate switching to no-clean soldering processes. The term "no-clean" is actually a common misnomer when used to describe a flux

solder paste

Electronics Forum | Thu Dec 10 12:53:12 EST 2009 | deanm

Bryan, Dyoungquist is correct. You should not need to mix solder paste. Overmixing solder paste can adversely affect it. Follow these guidelines and you should be fine: 1. Keep unopened containers of paste in the refrigerator. 2. Take one container

solder paste

Electronics Forum | Tue Apr 12 08:00:11 EDT 2005 | mmjm_1099

Check this site and if any questions give service a call. http://www.amtechinc.com/

solder paste

Electronics Forum | Fri Dec 11 09:51:56 EST 2009 | dyoungquist

I won't say never but very rarely do we have problems with the flux seperating. The way we get around the 1-2 hour warmup time is this: The day before we run a particular job, the last person takes out the paste needed from the fridge as the last t

solder paste

Electronics Forum | Wed Dec 09 09:47:32 EST 2009 | dyoungquist

I am curious as to why you need to mix.... We use a 500g cartridge with air gun. Our process is remove the cartridge from the fridge, allow it to warm up to room temperature before inserting into air gun, then apply bead of paste to the stencil. N


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