Subject: | |
From: | |
Reply To: | TechNet E-Mail Forum. |
Date: | Tue, 7 Sep 1999 16:05:44 -0400 |
Content-Type: | text/plain |
Parts/Attachments: |
|
|
> Is anyone aware of data or studies on whether or not, gold and OSP surface
> finishes are more susceptible to surface oils than HASL? We wear cotton
> gloves at incoming inspection, and on several smt lines, where we inspect
> and run non-HASL boards. There is a concern about fingerprint oils
> degrading the finish on an OSP board, which may sit several weeks in
> storage, and the concern with the immersion gold boards is that the thin
> finish is porous, and skin oils might cause nickel oxidation. Is anyone
> else doing this, or are we overly concerned about the vulnerability of
> these finishes to skin oils?
>
> Bruce Tostevin
> Benchmark Electronics
> Hudson, New Hampshire
>
##############################################################
TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c
##############################################################
To subscribe/unsubscribe, send a message to [log in to unmask] with following text in
the body:
To subscribe: SUBSCRIBE TECHNET <your full name>
To unsubscribe: SIGNOFF TECHNET
##############################################################
Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional
information.
If you need assistance - contact Gayatri Sardeshpande at [log in to unmask] or
847-509-9700 ext.5365
##############################################################
|
|
|