Metso to supply six TwinRoll Evolution wash presses, equipment to four Swedish pulp mills, including Södra Cell in Mörrum, Rottneros Vallviks Bruk in Vallviks, Korsnäs in Gävle and Frövi; startups scheduled between 2011, mid-2012

HELSINKI , July 21, 2011 (press release) – Metso will supply six TwinRoll Evolution wash presses with related additional services and equipment to four Swedish pulp mills. The wash presses, scheduled to start up between end of 2011 and mid 2012, will help the mills to increase their production capacity, optimize the fiberline and reduce the environmental impact.

To Södra Cell Mörrum pulp mill Metso will supply two new TwinRoll Evolution wash presses as a part of the mill’s investment to convert their line1 to dissolving pulp production. At full capacity Södra Cell Mörrum will produce 170,000 tonnes of dissolving pulp based on hardwood. Metso’s delivery will also include rebuild of two old presses, basic engineering and site services.

To Rottneros Vallviks Bruk AB Metso will deliver two TwinRoll Evolution wash presses, basic engineering and site services. The new wash presses will allow Vallvik to reduce the effluent flow from the bleach plant to the new biological water treatment plant.

To Korsnäs AB pulp mill in Gävle Metso will deliver a TwinRoll Evolution wash press, rebuild of existing oxygen stage, piping, basic and detail engineering and site services. The new Metso equipment will allow Korsnäs to optimize the fiberline operation which will improve the quality of their pulp.

To Korsnäs AB pulp mill in Frövi Metso will deliver a TwinRoll Evolution wash press, basic engineering and site services. The new wash press will replace an old wash press before the paper machine.

Metso's patented TwinRoll Evolution wash press is the fifth generation in a line of wash presses first introduced over 50 years ago in 1954. The new presses are unique in combining Metso’s proven machinery, process know-how and state of the art automation.


Metso is a global supplier of sustainable technology and services for mining, construction, power generation, automation, recycling and the pulp and paper industries. We have about 28,500 employees in more than 50 countries. www.metso.com

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