Installation

Andritz has received an order from Stora Enso to deliver a new debarking line, a new biomass boiler, and to upgrade the recausticizing plant for its Oulu mill in Finland

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Customer: Stora Enso

Production: Board

Supplier: Andritz

Description: Andritz has received an order from Stora Enso to deliver a new debarking line, a new biomass boiler, and to upgrade the recausticizing plant for its Oulu mill in Finland.

Details: The scope of supply, on EPC basis, includes:

– New debarking line, equipped with digital Smart Wood Processing products, with a capacity of about 270 m3 solid wood over-bark per hour, providing excellent debarking results with very low wood losses.

– New biomass power boiler with a steam production capacity of 216 t/h based on the high-efficiency Andritz EcoFluid bubbling fluidized bed (BFB) technology, ensuring low NOx and other gaseous emissions.

– Recausticizing plant upgrade for 5,000 m3/d white liquor production.

The delivery includes new generation LimeLine recausticizing equipment such as LimeWhite-H filter maximizing the white liquor quality and minimizing effluent amount, and StiroX white liquor oxidizer.

The order is part of Stora Ensoʼs project to convert a former paper machine at the Oulu mill into a high-volume consumer board production line.