Re: controlling fisheyes in pulp drying

Please define "fisheyes". Characteristics? Appearance? Have you looked at
them aunder a microscope (low to medium power)?
"[EMAIL PROTECTED]" <[EMAIL PROTECTED]> wrote in message
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> Probably to act as a dispersant, in an attempt to reduce the size of
> contaminants.  The alternative is to take the opposite approach, cause the
> contaminants to collect making your existing cleaning system more
efficient
> and operate the way it was designed originally. check web site:
> http://www.in2tec.net (look for Enessco).
>
> I check the board only occasionally, write back if you need help from a
> chemical engineer.
> Steve R.
>
> ---------orig-----------
> We operate an old pulp flash drying plant. In the past the mill
> had problems with fisheyes in the pulp and added SO2 to deal with
> problem. The mill continues to use SO2, however the reason for this
> solution is unknown and the SO2 is causing severe corrosion damage
> to the surrounding buildings. Does anyone know what the SO2 does to
> stop fisheyes and is there an alternative?
>
>