Electronics Forum | Fri May 28 13:03:14 EDT 2021 | cbart
I'm honestly not sure IPC addresses this? the one thing i would ask myself if it were my issue: is the effected area in the critical contact area of the finger/contact? in other words if its low on the finger where the bevel was applied i bet its not
Electronics Forum | Tue Oct 26 12:18:53 EDT 1999 | Gary Kemp
We are having a discolorization problem with the gold fingers on our PCB's. I have been made aware that there is a gold touch-up paint (masking) that is available. Would anyone know where I can get my hands on some of it? Any help would be appreci
Electronics Forum | Thu Jul 20 02:42:34 EDT 2006 | Francis
Short term, taped the gold finger. long term, study the air flow of the reflow section of the oven. It is always being overlook at this part and lookout for the printer. The air flow must be laminar and properly flowed back.
Electronics Forum | Tue Jul 29 14:20:04 EDT 2008 | jstano
What chemical is everybody using in their wave solder finger cleaner? I have tried IPA as well as some other chemicals. Any suggestions?
Electronics Forum | Tue Apr 27 12:33:37 EDT 2021 | SMTA-64304163
We have some circuit boards with some burnishing on the gold fingers from beveling. Does not go through the gold but is cosmetically noticeable. Is this a defect? Is it rejectable or cosmetic? Can someone tell me where the IPC deals with this? I ha
Electronics Forum | Fri Apr 13 12:37:35 EDT 2001 | edylc
>>> gold finger was covered by a Kapton tape and it was done offline away from the Screen printer or rather from the SMT lines itself, we are using an ENIG Pcb's , the process doesnt need a wave soldering ....however at the final end of the line ,
Electronics Forum | Fri Jul 16 22:55:17 EDT 1999 | Vic Lau
| My wavesoldering machine is equipped with Titanium finger. What composition of Titanium alloy used ? Any grade difference, and which is the best grade for long life ? An info or website concerning it. Dear Barden, Sorry, I am not familiar with
Electronics Forum | Sun Jul 26 20:56:43 EDT 1998 | Masdi Muhammad
We are trying to reduce the number of units fail at system test due to flux on gold finger. We know so far that the flux is deposited onto the goldfinger during touch-up or rework and to reduce the contamination we are planning to implement 'tapin
Electronics Forum | Mon Apr 16 09:29:23 EDT 2001 | thrasher7
How do you handle wipe-downs at screen print? This is often a culprit. Just a thought..
Electronics Forum | Wed Jul 30 09:07:14 EDT 2008 | grics
Zestron's Vigon RC-101...Good with no clean
