Electronics Forum | Wed Sep 07 03:03:35 EDT 2005 | Milroy
I am engaged with SMT production and we are going to have a brand new SMT line and I am studing about the screen printing and I have seen most commonly used stencil thickness is 6mil and I need to know what is the best solder paste height we can achi
Electronics Forum | Thu Sep 08 03:40:59 EDT 2005 | GS
do not forget also wich Type of paste used( granulometry) if Type-3 ? Type 4? etc, it could change in final metal on your pads/joints. Regards GS
Electronics Forum | Thu Sep 08 01:58:08 EDT 2005 | darby
0. Any less and you are scooping the paste from the aperture with the squeegee blades. I'm not saying that either of these situations is a good or a bad thing, it's just that if you buy a 6 mil stencil, you are trying to achieve 6 mil paste height.
Electronics Forum | Wed Jul 27 09:58:05 EDT 2011 | davef
Pressure printing systems Conventional stencil printing techniques have fundamental limitations as regards paste handling: The volume of paste available for printing is limited, so frequent replenishment is necessary Paste is difficult to c
Electronics Forum | Mon Nov 04 17:29:34 EST 2002 | pjc
Cannot comment on "best buy". You'll have to determine what the better machine is for your application and duration of planned use. I suggest taking a field trip to each vendor's nearest demo facility with a few of your most hi-tech boards and stenci
Electronics Forum | Thu Feb 07 05:24:16 EST 2008 | muarty
I would advise that you clean the stencil thoroughly at least every 4 hours, also though it is worth cleaning the stencil top and bottom after any breaktimes. To avoid solder paste drying off in stencil apertures. Best piece of kit I've purchased was
Electronics Forum | Wed Jan 30 15:10:09 EST 2013 | hegemon
Restoration of the fluxing properties? Can't see adding a liquid flux to a solder paste (assumed expired shelf life) in order to "restore" anything. If the volatiles in the original paste are gone, then adding more carriers and volatiles will not pr
Electronics Forum | Fri Mar 29 20:29:13 EDT 2019 | sarason
I would say that is about the best answer to any question ever put on SMTNET sarason
Electronics Forum | Sat Mar 30 03:28:49 EDT 2019 | jacoblemaster
Thanks for the reply and this is the best one to get know about this print pump. Detailed and brief information.
Electronics Forum | Thu Apr 26 16:43:16 EDT 2007 | Upper Management
Seminars and meetings are the best way to get a clear understanding of a machine's capabilities. I have found that the manufacturing engineers will oftentimes skew the results of machine evaluations with facts and data. In practice, I've found it
