Tuesday, 23 January 2018 09:03

ANDRITZ to upgrade evaporation plant at Stora Enso’s Enocell Mill in Finland

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International technology Group ANDRITZ has received an order from Stora Enso to increase the capacity of the evaporation plant of their Enocell Mill in Finland. Start-up of the upgraded evaporation plant, which was originally delivered by ANDRITZ in 1992, is planned for the 3rd quarter of 2019.

  Existing ANDRITZ evaporation plant supplied to Stora Enso Uimaharju © ANDRITZ

The upgrade to the existing evaporator train, using ANDRITZ’s lamella evaporation technology, will increase the mill’s black liquor evaporation capacity from 600 originally to 800 t/h. The proven ANDRITZ lamella technology utilized for the evaporator’s heating surface provides for a high heat transfer while being extremely easy to clean, thus maximizing plant availability and minimizing time required for washing of the heating surface.

The ANDRITZ scope of supply includes two new evaporation units, additional surface condensers and the related piping and erection work.

Enocell Mill is part of Stora Enso’s Biomaterials division and will be converted entirely to produce around 430,000 tons of dissolving pulp per year.

ANDRITZ Pulp & Paper is a leading global supplier of complete plants, systems, equipment, and comprehensive services for the production and processing of all types of pulp, paper, tissue, and cardboard. The technologies cover the processing of logs, annual fibers, and waste paper; the production of chemical pulp, mechanical pulp, and recycled fibers; the recovery and reuse of chemicals; the preparation of paper machine furnish; the production of paper, tissue, and cardboard; the calendering and coating of paper; as well as the treatment of reject materials and sludge. The service offering includes system and machine modernization, rebuilds, spare and wear parts, on-site and workshop services, optimization of process performance, maintenance and automation solutions, as well as machine relocation and second-hand equipment. Biomass, steam, and recovery boilers, as well as gasification plants for power generation, flue gas cleaning plants, plants for the production of nonwovens, dissolving pulp, and panelboard (MDF), as well as recycling plants are also part of this business area.

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