Electronics Forum: mikes (Page 61 of 117)

Post reflow cleaning

Electronics Forum | Wed Feb 18 11:21:14 EST 2004 | Mike Konrad

You have two choices� Change your paste or beef-up your wash chemical. I�ll let others discuss paste options but as far as wash chemical is concerned, consider chemicals specifically designed for such applications. Zestron is promoting A300 as sui

MSD classification

Electronics Forum | Fri Mar 19 18:59:34 EST 2004 | mikeandrus

We have the same problem here. MSL varies for the same component from different sources. It can also change throughout the lifecycle of a component from a one manufacturer. All the literature and the wonderful software solutions assume you have

PCB post reflow cleaning

Electronics Forum | Fri Mar 26 10:23:55 EST 2004 | Mike Konrad

Patrick, When you say "no-residue" what exactly do you mean? Is there truely "no-residue" or is it "no visible residue"? What type of ionic contamination results have you experienced? If you take a bare board that measures 0.0 NaCl and reflow it

PCB post reflow cleaning

Electronics Forum | Fri Mar 26 11:13:04 EST 2004 | Mike Konrad

jdomont, No-cleans are more difficult to clean than RMA�s. Even though no-cleans have a lower solids content than RMA�s, reflow and soldering profiles are normally more severe than those used for RMA. It is interesting to note that our most of our

Cleaning Water Soluble Flux under BGA's

Electronics Forum | Thu Mar 25 18:54:16 EST 2004 | Mike Konrad

A surfactant (AKA detergent) is great for OA flux removal applications. It has a good surface tension reducing property and is more easily rinsed than soaps. If using a soap or surfactant, be sure that you choose one that has a good de-foaming pack

Dream SMT Line

Electronics Forum | Fri Apr 30 13:32:42 EDT 2004 | Mike

If you had a blank check, what would the ideal/dream SMT line look like? I would like to get an idea of what are the best equipment models out there. I have not been able to go to APEX and I am not sure what new stuff is out there. Basic configur

4791 Problems

Electronics Forum | Fri May 28 16:58:15 EDT 2004 | Mike Cyr

Hi Jay, You might try calling our technical support team to get you started on sorting out these problems. I am attaching the link to our website and support page and the Email and telephone numbers. If they are unable to help you out, they can ar

AOI: Comparisons

Electronics Forum | Mon Aug 23 14:49:36 EDT 2004 | msjohnston1

I have no experience working with the systems you listed about, however I have experience working with a GSI Lumonics SVS systems measuring solder paste. I am also in the process in looking for new equipment to replace the GSI systems that is capabl

AOI: Comparisons

Electronics Forum | Mon Aug 30 16:31:34 EDT 2004 | aburgos

Mike: When you stated that you are looking for a different AOI to replace GSI Lumonics because of 0201 solder paste inspection. Does that mean that you have a 1X scanner and it is not giving you reliable results? Have you tried the 2X scanner from G

Weller BGA Rework

Electronics Forum | Sat Dec 18 12:20:59 EST 2004 | Michael

Looking at purchasing an inexpensive BGA rework machine. Saw Weller's BGA system (model 3000) a few months ago . . . seemed to work Ok. Now that I am ready to buy, read on one of their resellers website that this model is being discontinued. I am


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