The delivery is part of SCA's BioLoop project, in which the mill will change its systems from oil to renewable fuels in order to enhance the general environmental friendliness of the mill.
The new lime kiln will be fuelled by wood dust and will also lead to lower chemical and maintenance costs of the mill. The scope of supply also includes wood dust burners for the existing power boiler. The white liquor filter is scheduled to be started up in spring 2011, and the lime kiln in autumn 2011.
For the pulp mill at SCA Packaging Obbola, Andritz Pulp & Paper will supply green liquor and dregs handling equipment, including a LimeGreenTMfilter and a LimeFreeTMcentrifuge, and also a lime mud filtration system. This delivery includes process electrification and instrumentation, as well as modification of the existing control system for the new process equipment. Start-up is scheduled for spring 2011.