My guess is that you are spraying with a low temperature. You should be
at 50°C before the pump starts.

Brian

> Charlie Pitarys wrote:
>
> Can anyone recommend a low foaming w/s solder mask that does not cause
> foam to belch out of a batch dishwasher.
> I am cleaning rosin flux so a wash chemistry is needed. The current
> mask (includes a sodium compound)coupled with wash chemistry is
> causing severe foam.
>
> Thanks

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