Electronics Forum | Thu Dec 22 08:57:08 EST 2005 | davef
Immersion metal baths also rely on alchemy-like magic. If you take a piece of copper and dip it into an aqueous solution of silver ions: Presto Chango! Within seconds the copper will be coated with silver. Of course, there is some additional magic re
Electronics Forum | Tue Jan 17 10:29:10 EST 2006 | Mike Konrad
Armakleen is compatible with CPVC as are most aqueous-based chemistries. Armakleen, in its day was a superior chemistry. It was the first of the aqueous blends to offer bright solder joints (earlier saponifiers commonly dulled solder joints). Arma
Electronics Forum | Fri Apr 21 23:17:29 EDT 2006 | SD
Well, my first thought is that you need to consider lead-free rework. Depending on the alloy, some stations may not be able to reach the correct temperature. The best stations I have seen have a prism & shows both the pads and the BGA on a single v
Electronics Forum | Fri Apr 21 17:46:29 EDT 2006 | SD
First of all, do not use kapton tape! It tends to cause a dewetting effect around the tape. A call to Humiseal will explain why. There's not really a blanket answer to your question.... Removing cured liquid mask can often result in a fillet ef
Electronics Forum | Tue Jun 13 10:23:54 EDT 2006 | patrickbruneel
Hey Rob don't give up yet let your voice be heard, the fat lady didn't sing yet!! Grant, you wrote "I think it's easy to be pro RoHS because you have to accept it, and implement it, however it's still nice to complain." You don't have to accept any
Electronics Forum | Wed Oct 04 09:55:51 EDT 2006 | borgie
Hi. I have product in lead containing process that consist lead free BGAs and also big ceramic BGAs with high temperature bumbs. Pcb tends to bow in a reflow profile, since I need long preheating times and relatively high peak temperature to melt BG
Electronics Forum | Mon Mar 19 13:10:34 EDT 2007 | jerrysaise
Hello First let me state that I work for an AOI vendor. I will not reference any particular brand of AOI. When considering AOI you need to ask your self several questions. These are in no particular order. What is you product mix (IE High mix low
Electronics Forum | Tue Mar 27 16:22:10 EDT 2007 | donjohnson
60G are common, as are vibration events of >1.5Grms. And drop heights are just outrageous, old billy throwing your new server off the truck doesn't care too much about the glass house theory, but loves to throw anything that he can lift... say he cra
Electronics Forum | Tue Nov 06 06:23:31 EST 2007 | clampron
Good Morning Roger, The Mirtec's can be adjusted to lower your false call rate. This can be done by reducing the matching percentage for each componnent but the result of this action is that the machine becomes less selective. If you lower them too
Electronics Forum | Tue Nov 06 14:39:52 EST 2007 | patrickbruneel
ERA to support industry on new reviews of all RoHS exemptions and addition of new substances Below the part from the article related to lead in solders. �The whole life cycles of substances should be considered and lead in solders provides a good e
