Metsa-Botnia Oy, Finland No Wear for Green Liquor Dregs Pump Case Study After eight years of trouble-free operation, the Discflo pump at the Metsa-Botnia mill finally needed a replacement part. This wouldn’t be surprising if the pump were pumping water, but this Discflo unit was handling one of the tougest fluids in paper manufacture – green liquor dregs (aka tall oil soap). Previously, the company used a conventional centrifugal pu

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