Electronics Forum | Tue Dec 21 11:12:56 EST 2004 | steve
Where can I find this Cobar paste? is Cobar a manufacturer? What exactly is this?
Electronics Forum | Fri Jul 22 07:21:14 EDT 2005 | Mark
Try using Cobar`s anti-tombstone alloy.
Electronics Forum | Wed Jan 18 16:30:30 EST 2006 | davef
380SR-flux gel is sold by Cobar. Look here: http://www.lumileds.com/pdfs/AB10.PDF This application note suggests: * �#1;Metals 390DH4 * �#1;Metals LR735 * �#1;Metals NS4029 * ESP 6#1;412 * Cobar 380SR#1;flux gel Comments are: * "�#1;Metals" is "A
Electronics Forum | Fri Nov 16 07:55:17 EST 2018 | robl
Hi Prem, We used to place millions of Nickel battery tabs using Cobar paste. We found it particularly aggressive. Just contact your local Cobar distributor and ask them for samples of their most aggressive fluxed paste. Kind regards, Rob.
Electronics Forum | Tue Dec 21 04:05:15 EST 2004 | Rob
We used to use Cobar paste on Nickel - very aggressive.
Electronics Forum | Thu May 17 07:43:24 EDT 2007 | d0min0
white residues but on top & bottom, flux is NC 94-rxzm from Cobar
Electronics Forum | Mon May 04 02:39:31 EDT 2009 | lococost
Have you contacted Cobar? They should have a sample of your batches of pasta they could analyse.
Electronics Forum | Thu Aug 12 08:03:54 EDT 2004 | Rafal M.
We used fluxes: Cobar 94-QMB (no bismuth), RF800, Cobar94RXZ-M, with foam and spray fluxers: MBO clean alloy SN63PB37.experienced with changing preheatting, speed of covoyer single and double wave., we tried every combination. I think the problem is
Electronics Forum | Fri Nov 23 05:59:18 EST 2018 | premkumar_haribabu
Hi RObl, Thanks for response , sorry to ask again & again . Is cobar paste solved the issues from poor wetting from nickel to PCB soldering,whether it will improve the peel off strenth more than 5 kg ?? as per our current last production , this nic
Electronics Forum | Tue Apr 20 03:26:57 EDT 1999 | Scott Davies
Joseph, I've heard of a lead free solder alloy, Sn43/Bi57 that melts at 139�C and reflows between 160-170�C. You may find the following website useful: www.cobar.com Good Luck Scott |
