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Andritz to rebuild and upgrade two recovery boilers in North America


May 5, 2009
By Pulp & Paper Canada

Andritz has received two major orders for recovery boiler rebuilds/upgrades from Domtar and Weyerhaeuser. For Domta…

Andritz has received two major orders for recovery boiler rebuilds/upgrades from Domtar and Weyerhaeuser. For Domtar Corporation, Andritz Pulp & Paper will rebuild the existing boiler at the Kamloops, B.C., mill to enhance its long-term efficiency and reliability.

The mill has a capacity of 477,000 tonnes per year of paper grade bleached softwood kraft and specialty pulp grades, according to Domtar’s web site.  

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The scope of supply includes a new furnace floor and generating bank, air system modifications, gas burners, furnace panels, circulation improvements, and a new dissolving tank and vent system. The rebuild is scheduled to take place early next year and the recovery boiler should be re-started in May 2010.

For Weyerhaeuser Company, Andritz Pulp & Paper will upgrade the existing recovery boiler at New Bern, N.C. The investment is part of an optimization project of the recovery system, which includes an upgrade of the evaporation system. The supply includes additional heating surfaces, air system modifications, and systems for burning diluted and concentrated gases collected from mill processes.


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