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Date: | Wed, 11 Jul 2007 14:01:42 -0500 |
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Yes, I have experienced this issue and found that using a saponifer or alcohol removed the residues.
Kat
----- Original Message -----
From: "Tom P. Hummel" <[log in to unmask]>
Date: Wednesday, July 11, 2007 1:50 pm
Subject: [TN] No Clean flux residue after water wash
To: [log in to unmask]
> Fellow TechNetters,
>
>
>
> We are experiencing a white residue on the solder side of some boards
> after going through our wash system. We are wave soldering the boards
> on a SeHo wave solder machine using Aim NC-264-5 no clean flux. The
> boards have some additional components installed by hand using water
> soluble flux/solder. The boards are then run through our Aqueous
> Technologies SMT series board washer. When they complete the drying
> cycle, there is a white residue on the solder side of the boards
> that is
> very difficult to remove. Has anyone else seen this residue from
> washing a board after using no clean flux? Does anyone have any
> recommendations to help eliminate the residue?
>
>
>
>
>
> Thomas P. Hummel
>
> Carlton Industries Corp
>
>
>
>
>
>
>
>
>
>
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