Electronics Forum | Fri Dec 14 18:32:39 EST 2007 | kroberson
What machines have you worked with previously? Depending on the programming software used, CP6 can be relativly easy to program. CP6 has been a workhorse in the industry for a long time. One the process is set up, maintain the machines acording t
Electronics Forum | Fri Dec 21 13:51:16 EST 2007 | howard stevens
Gentlemen, This is an interesting topic. If one refers to the Nihon Superior patent, they make the following claims. "Germanium makes the crystal finer when the alloy solidifies. Germanium appears on a grain boundary, preventing the crystal from b
Electronics Forum | Mon Dec 17 11:55:08 EST 2007 | chef
I recently had the same problems, solder bridges on every thing I made, different customers boards, etc. I wave with no-clean flux. As I sorted out problems (pin holes, blow holes, splatter, etc.) I found a lot of variable factors. I changed flux,
Electronics Forum | Tue Mar 04 08:56:38 EST 2008 | tonyamenson
I talked to a solder paste chemsist and found out a few things. From above (Dave F) states a test for solder paste involving reflow on a non-wettable surface. Commonly known as the solder ball test this test is performed all the time by paste manufa
Electronics Forum | Sun Mar 09 09:15:21 EDT 2008 | davef
Q1. What kind of labels/ink/sharpe can be used under conformal coating without disolving etc...? A1. While we're not familiar with the conformal coat you have selected, this might help. Label selection: The following chemically durable materials are
Electronics Forum | Fri Mar 28 15:08:37 EDT 2008 | jmelson
Hello, all, I have been having problems with bent push rods on my Philips CSM84. I have caught it a couple times when it happened, but it happens so fast I still don't know exactly what the sequence is that causes this. The push rod is clipping a
Electronics Forum | Wed Apr 23 19:00:39 EDT 2008 | stevek
It depends on the laminate but a PWB is like any other MSL component. Some fab shops are only waranting standard FR4 laminates for 45-60 days when processed at lead free temperatures. The best thing I can say is to try some weight gain/loss experim
Electronics Forum | Fri Apr 25 11:38:22 EDT 2008 | vortex337
Our company has run into an issue with de-wetting of lead free components. Our profile is dead on with paste manufacturers specs. We have had this issue with both gold immersed, and hot air leveled boards. We have tried three different solder paste m
Electronics Forum | Fri May 02 18:40:03 EDT 2008 | jlawson
Has anyone tried a PS-800E made by OKi Metcal? I > have been looking at them, it looks like a good > Iron, but I would like to know how these are > actually working in the field not just some sales > pitch by someone getting a > commision. Thank
Electronics Forum | Tue May 13 20:48:10 EDT 2008 | davef
Rob On your thermal recipe: Above liquidous for nearly 2 minutes seems to be a scoush long. Not sure you're doing anything positive with things like that. On the article: * SMT Magazine, October, 2002, p24 'Q & A: BGA Dewetting' * "Q: Our manufactu