Electronics Forum | Mon May 18 17:59:06 EDT 1998 | Richard Jackson
I've tried every thing I can think of. Do you have any Ideas? What I have is micro balls on the gold fingers of panelize boards. These balls only appear on the gold finger. Or at least I can only find them on the gold fingers. What I have tried so
Electronics Forum | Wed Jul 02 03:24:35 EDT 2003 | ramanandkini
did you check with lackwere peters? My frined told me that they have some coatings for this application.
Electronics Forum | Wed Jul 02 19:20:43 EDT 2003 | teamcanada
Have you looked into Kapton tape as a protectant?
Electronics Forum | Sat Jan 23 12:37:35 EST 1999 | parag palshikar
hi, i am working towards developing a no-clean process for a customer at contract manufacturing facility. the assemblies have gold fingers on them. these are masked to prevent from any damage to them during reflow soldering. the earlier process ut
Electronics Forum | Wed Jun 25 08:58:02 EDT 2003 | cyber_wolf
I need something that is very thin so I can screen print while the fingers are protected. We have tried cleaning the fingers prior to shipment, but our customer tells us that even alcohol leaves enough residue to cause problems.
Electronics Forum | Thu Jun 04 09:29:21 EDT 1998 | Chrys
I have gold fingers that I want to mask when running over the wave without pallets. They're on the leading edge of the board. I recall seeing rubber boots that slid onto the fingers to mask them. Pop 'em on before the wave; pop' em off after and r
Electronics Forum | Wed Jun 25 08:50:54 EDT 2003 | russ
I believe that Fancort makes some finger protectors that are made of Metal (Aluminum, titanium, etc...) I don't know how well these would process through placement equipment however due to their thickness. Could you clean the Kapton residue off just
Electronics Forum | Thu Jan 13 12:36:09 EST 2000 | Wolfgang Busko
Tony: Have a mask applied by the boardhouse which can be removed after soldering. We worked with pallets or tape but had bad luck with some boards. At present I would prefer a mask. M2C Wolfgang
Electronics Forum | Thu Jan 13 12:47:03 EST 2000 | morris
Wolfgang: What is the mask material? What type of process/tools are required to remove it? Approximate cost per PCB?
Electronics Forum | Mon Aug 02 11:21:29 EDT 2004 | sforman1
Use MicroCoat Technologies UV cure solder mask. will leave PCB absolutely clean. used in many PCB solder/wirebonding apps. http://www.m-coat.com
