Mark:
We use Ivory Dishwashing liquid for HAL postcleaning. Our production people
have tried other detergents but somehow they say that ivory does not leave
as many spots. This may be due to the sheeting action. We do not see any
tarnishing either.

Sona Sitapara
FinelineCircuits Inc.

----- Original Message -----
From: "Mark Hargreaves" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Wednesday, September 25, 2002 6:08 AM
Subject: [TN] Post HASL cleaning solution


> Hi All,
> We're seeking a cleaning solution for our post cleaner, which is used
after
> HASL.  Our flux is "100% water reducible".  The many products available
have
> me somewhat confused: (Solvent vs. aqueous vs semi-aqueous) (defluxer vs
> cleaner) (saponifiers) (flux residue & activator removal) (ionic
> contamination removal).
>
> Then a supplier told me that many of his accounts simply use store-bought
> dishwasher detergent for HASL postclean.
>
> I like this "simple solution" (literally), but I'd appreciate some TechNet
> feedback on the subject- on or off-line.
>
> Thanks,
> Mark Hargreaves
> EMDS
>
> --------------------------------------------------------------------------
-------
> Technet Mail List provided as a free service by IPC using LISTSERV 1.8e
> To unsubscribe, send a message to [log in to unmask] with following text in
> the BODY (NOT the subject field): SIGNOFF Technet
> To temporarily halt or (re-start) delivery of Technet send e-mail to
[log in to unmask]: SET Technet NOMAIL or (MAIL)
> To receive ONE mailing per day of all the posts: send e-mail to
[log in to unmask]: SET Technet Digest
> Search the archives of previous posts at: http://listserv.ipc.org/archives
> Please visit IPC web site http://www.ipc.org/html/forum.htm for additional
> information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700
ext.5315
> --------------------------------------------------------------------------
-------
>

---------------------------------------------------------------------------------
Technet Mail List provided as a free service by IPC using LISTSERV 1.8e
To unsubscribe, send a message to [log in to unmask] with following text in
the BODY (NOT the subject field): SIGNOFF Technet
To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL)
To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest
Search the archives of previous posts at: http://listserv.ipc.org/archives
Please visit IPC web site http://www.ipc.org/html/forum.htm for additional
information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315
---------------------------------------------------------------------------------