Electronics Forum | Tue Sep 19 05:06:05 EDT 2017 | kubabel
Thank You for these hints, we´ve checked whole temp. profile (including dwelling time) and we follow all of specifications to components. Anyway we are still facing approx. once per two months issue with our customer, where only one BGA ball is nonwe
Electronics Forum | Tue Aug 07 20:51:43 EDT 2001 | davef
Sowaza BIC? Ru the ball point pen people? Know no sites, like thet, but let�s see what we can do here. Wedabomb. First, rather than defining the controls your suppliers must use to produce your product, why not specify a DPMO rate er suppin like t
Electronics Forum | Wed Dec 13 14:15:54 EST 2000 | Chris
I have a product where an IC is soldered using a stencil which puts down way too much paste. The result is massive bridging. Anyway, one of my coworkers claimed he could eliminate the bridging by baking the circuit board in an oven for 5 min at 90
Electronics Forum | Mon Oct 13 13:34:13 EDT 2003 | caldon
HI Andrea- to answer Q: 1) Stencils can be order through various vendors that manufacture stencils. You would need to have CAD data for the Stencil company to make them. You design engineer should have the CAD info. Also, the stencil design company c
Electronics Forum | Thu Jun 13 06:08:57 EDT 2002 | edahi
guys thanks for the suggestions... DaveF, *Changing paste EricD: Yes we are considering that as a point. Because I believe the paste we are using are in syringe packaged and designed for dispensing. We are using an Indium SMQ75 paste and current
Electronics Forum | Sat Apr 26 20:27:18 EDT 2003 | LWEI
I'm working on a protobuild for a pcba. THis pcba uses double-reflow, paste-in-hole process. On bottom side there is a Ceramic BGA, size 35 X 35 mm, thickness 6mm, over 900 balls count (ball pitch 1mm)and it weighs a hefty 20 grams. Printing uses 6 m
Electronics Forum | Wed Dec 19 18:41:33 EST 2007 | darby
You printer is not solely designed for printing solder paste. This is why some of the options you would never use for paste appear in the menu. You may actually be printing overlays or yes, even t-shirts. This is why you may want to flood/print, prin
Electronics Forum | Mon Dec 20 22:41:42 EST 2010 | grantp
Hi, We had it for a while, but had to take it out and replace it with normal convection. I mean the soldering quality is absolutely amazing, and the joints looked perfect, however it was a horror for tomb-stoning. We tried all types of stencil apert
Electronics Forum | Wed Jan 29 10:13:20 EST 2020 | spoiltforchoice
> Spoilit... and Phil, it is your regular 29" > frame, but it is thinner - 13mm is what I > measured. For your vendor this is cheaper as they > give you less metal, so usually these have lower > price. I assume all stencil ve
Electronics Forum | Tue Jun 06 13:47:10 EDT 2023 | oxygensmd
In Hungary there are many EKRAs. Bosch, Zollner and many big/small company are using them. I also saw the latest DEK but I think DEK is over-complicated, fast and good printer - but if you have any problem, it cost a lot. MPM also nice machine but I
