Electronics Forum: thread (Page 1965 of 7893)

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Electronics Forum | Tue Jan 18 20:52:43 EST 2005 | fastek

Brad- Try doing a search of the archives. I'm sure you will pull up many discussions to help you out. The question you pose comes up every 2-3 months it seems....perhaps it's beaten to death. Rick

Moving from one EMS contractor to another

Electronics Forum | Tue Jan 18 10:26:44 EST 2005 | Rory Keane

Hello, We are currently moving our boards from a US company to one in europe. Has anyone had any experience (nightmares) in doing so. Any tips appreciated Thanks Rory

Doubts regarding the Bake

Electronics Forum | Tue Jan 18 15:06:55 EST 2005 | DasonC

Check J-STD-033A. You can get free copy from http://www.jedec.org. It will describe all the information including baking, storage, etc. Regarding the cycle for the baking need refer by supplier since baking will increase the oxidation rate on the b

Lead Free Reflow

Electronics Forum | Wed Jan 19 18:24:09 EST 2005 | russ

Make sure that you are running the right leadfree profile. You may want to verify that it is correct with thermocouples. Use Indiums Tacflux023, This should work. As far as cleaning them after this I will have to leave up to you. Russ

no-clean flux removal

Electronics Forum | Wed Jan 19 14:32:37 EST 2005 | esoderberg

Short of buying a closed look wash system, what other machines/processes are available for localized removal of flux that is not operator intensive. already familiar with Branson ultrasonics and just washing in alcohol but what else is out there?

no-clean flux removal

Electronics Forum | Wed Jan 19 16:52:11 EST 2005 | Mike Konrad

Just curious� Why only localized cleaning? Why not clean the entire board? Localized cleaning by nature is labor intensive. Mike Konrad Aqueous Technologies (909) 944-7771 ext 29 www.aqueoustech.com konrad@aqueoustech.com

no-clean flux removal

Electronics Forum | Thu Jan 20 07:40:34 EST 2005 | esoderberg

Because our boards are heavily heatsinked with dow 340 which never hardens and I am afraid I will not only wash off the flux but the heatsink compound as well.

no-clean flux removal

Electronics Forum | Thu Jan 20 10:12:08 EST 2005 | patrickbruneel

Mike, I totally understand your position. We find ourselves in two opposite camps. If no-residue was impossible my company would not be in business today. Lets focus on the topics so we can help people with their problems. Patrick

C.O.B.

Electronics Forum | Thu Jan 20 09:30:09 EST 2005 | russ

That's what I thought it was. We may very well contract this out. We don't have underfill capability and the volumes may not warrant us investing. Do you know of someone doing this? I don't know at this time if it is the flip chip or the wire

Camalot needles

Electronics Forum | Thu Jan 20 08:27:27 EST 2005 | John S

We us DL Technology on our 3800. I guess they can ship to Europe. They are less expensive and work better. They have a website; it should be easy to find. John S


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