The benefits of a pre-treatment with an Andritz Impressafiner MSD includes maximum liquor uptake while squeezing out distracting extractives and heavy metals. Moreover, the chip treatment in the pre-treatment stage balances the chip bulk density as well as the chip moisture profile, consequently preparing perfect conditions for the down-streamed refining process – a determining process step in terms of optimum pulp properties and energy savings.

Start-up is scheduled for the first quarter of 2014.