Where is your Intake for the Air spargers? Is it in the same room as
your DES line?


 ----------
From: John Barber
To: [log in to unmask]
Subject: [TN] Sparger residue
Date: Monday, May 04, 1998 10:21PM

We have a problem with a white carbonate type crystaline residue forming
around the air sparge holes in the acid copper plating tanks, also in
our I.X. plate out cell.
They form a small donut and eventualy clog off the air, any idea's?.
                            Thanks  John.

################################################################
TechNet E-Mail Forum 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://jefry.ipc.org/forum.htm) for
additional information.
For the technical support contact Dmitriy Sklyar at [log in to unmask] or
847-509-9700 ext.311
################################################################