Electronics Forum | Tue Jul 18 22:11:13 EDT 2006 | davef
Aping Russ' reply: * ~70% of the time solder on gold fingers is caused by poor printing and handling processes. * ~25% of the time solder on gold fingers is caused by poor thermal recipe when soldering. * ~5% of the time solder on gold fingers is cau
Electronics Forum | Tue Jul 18 10:08:19 EDT 2006 | pms
kapton tape the gold fingers before reflow.........
Electronics Forum | Tue Jul 18 03:04:46 EDT 2006 | sharifudin
We are trying to reduce the number of unit fail at QA Visual Inspection due to Solder On Gold Finger. We know so far that the solder is spattering onto the Gold Finger during reflow. I need some advise on what kind of process can improve to reduce th
Electronics Forum | Mon Feb 05 20:33:14 EST 2001 | davef
Could you be trying to find: Stevens Products 128 N. Park St E Orange, NJ 07019 973.672.2140 Ross Stevens? Dynamic Technologies (titanium cover w/ silicone jacket, pricey) Stevens makes a U-shaped strip of fiber-material that slips over gold fing
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 | 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 | 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 | Tue Apr 17 21:30:27 EDT 2001 | davef
The issue is on the table. Which is it? Are you ... * Loosing your gold plate when you remove the tape? [A tape test is a standard test for evaluating gold fingers. Check IPC-TM-650, test number wachacallit. Checkitaut.] OR * Putting tape o
Electronics Forum | Fri Feb 02 12:05:54 EST 2001 | slthomas
There used to be a thread on this very topic in the archives, but I'll be danged if I can find it. One company name I've forgotten and lost, but their product name is Gold Finger Gloves, I think. I sent them an email and left a voice mail message i
