Electronics Forum | Thu Jan 03 17:00:20 EST 2008 | davef
Recommended procedure for soldering stainless steel [Atlas Steels Australia]: * Surfaces must be clean and free of oxidation. * A rough surface improves adherence of the solder, so roughening with grinding wheel, file or coarse abrasive paper is reco
Electronics Forum | Wed Nov 04 17:47:51 EST 2009 | locostpp
Q3/2009 been and gone. We are moving forward with low cost p&p, quite a few things have changed. We are applying for a number of patents for the feeders, placement head design, servo design, calibration system , etc... We now expect the price of t
Electronics Forum | Thu Mar 05 11:53:09 EST 2009 | dcell_1t
Hello to all. for certain time, we have been struggling with some issues on a PCB where have tombstoning on 0402 components (due to pad design) and dewetting in qfp256 0.5 mil pitch (discussed on another threads on this forum) component, we have pro
Electronics Forum | Tue Aug 11 17:36:44 EDT 2009 | dyoungquist
You are looking for a complete SMT assembly line plus possible X-Ray inspection and rework equipment. The 3 components of the SMT line are stencil printer, pick-n-place machine and reflow oven. How small are your components? 0603? 0402? What is the
Electronics Forum | Fri Nov 06 08:50:07 EST 2009 | jeffreyj
adlsmt - I do apply paste (Kester EP256) by hand to the boards now with 5 mil thick stainless steel stencils. A few of the parts almost always need rework, though, either because I didn't place them accurately or there's too much paste, or it got sme
Electronics Forum | Tue Jul 03 02:42:37 EDT 2012 | kq702
Hi I did a reflow on an HP laptop a while back- it was a DV6000 series. The original problem was the internet stopped working- turns out the south bridge chipset was causing the issue (its a very common issue I found out after searching online). Some
Electronics Forum | Mon Jan 30 05:58:39 EST 2017 | rob
Hi all, > > Am new to SMT here. > > I have a very > thin laminate substrate which around 120um > thickess. Being that thin, warpage is constantly > an issue for us. > > For the solder printing part, > we have a number of problems. > > Being s
Electronics Forum | Fri Apr 13 04:51:48 EDT 2018 | neoplymike
Hi everyone, First of all, sorry for bad english, I'm a French student... I am a beginner in photography and I work with my friend who is intermediate. I bought for us a new monitor, a touchscreen, to use lightroom more comfortably. It's Meko st
Electronics Forum | Sun Sep 02 09:06:42 EDT 2018 | davef
Cold resistance between the tip of the tool and the ground reference, tip current leakage, and tip voltage. per ANSI ESD STM 13.1 J-STD-001 Rev G, Appendix “A” Guidelines for Soldering Tools and Equipment: A-2 BENCHTOP AND HAND SOLDERING SYSTEMS Se
Electronics Forum | Thu Aug 29 15:51:21 EDT 2019 | spoiltforchoice
&gt; If quality or Reliability is the key.... BTU, <BR> &gt; Soltec Vitronics..Rehm... If it is the money <BR> &gt; ...probably not these brands.....:) <BR> <BR> Well I
