Electronics Forum | Fri Feb 05 09:40:45 EST 2010 | denisp
Hi! i would like to have opinion about the solder paste release. is it better on a 5mil or 6 mil thickness stencil? thank you!
Electronics Forum | Sun Apr 25 19:03:13 EDT 1999 | Steve Gregory
| Again, I know this does not answer your needs. I do believe there to be a cheaper system than ours that will satisfy your needs. Big Steve found one that seems fairly reasonable for less damandig boards than ours. | | Earl Moon Hi Joe! Yeah Earl
Electronics Forum | Thu Feb 13 19:08:31 EST 2014 | darby
Have to agree with Sr Tech and Spoilt - you'd have to really mistreat your paste these days for it to be the root cause. However, try another paste to eliminate that; making sure you abide by the suppliers specs. Pad design, stencil design,(includin
Electronics Forum | Wed Feb 07 13:07:34 EST 2007 | James
Yes we have done that in the past but this time it did not work well.
Electronics Forum | Thu Oct 11 17:44:30 EDT 2001 | aaelect
OK, OK. 672 ball BGA. The pcbs are PC Card bus size and are .015 thick. There are 3 on a panel with about 1/2" between and rails. The aluminum plates are about 3" by 7". There are 3 cutouts which allow for the parts from either side to protrude du
Electronics Forum | Mon Feb 21 02:02:54 EST 2005 | JSS
First of all THANKS for thr reply. I totally agree with u that paste dried,stencil aperture clogged like probs comes during the production but we hv a visual inspection stage (with 5X illuminated lamp)after printing process and before inserting the
Electronics Forum | Tue Feb 22 01:38:42 EST 2005 | JSS
We r using QFPs of 0.5mm pitch and r not getting any soldering prob at the end.But some new customer insists upon the thickness check of the solder paste after printing. At present we don't hv thickness checking system.We r controlling the amount of
Electronics Forum | Mon Apr 07 19:12:13 EDT 2008 | kircchoffs
can we use the expired solder paste and put in a solder pot of wave machine?
Electronics Forum | Mon Jan 10 03:11:11 EST 2000 | Wister
Hi,how to control the solder paste,condition as belows? place at room temp.or put it into refrig.again if the unopened paste has been warmed up 8 hours but it would not been used at once in case of schedule changing.Assuming that this solder paste wi
Electronics Forum | Tue Sep 22 10:05:00 EDT 2009 | roland_grenier
Does anyone know how to calculate solder paste volume required to run a PCBA on an SMT line? I'm looking for a solder paste volume model which include paste waste. Roland
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