Estanc Delivers a Major Vapor Reboiler for Metsä Fibre’s Kemi Bioproduct Mill
Estanc has successfully completed and dispatched a large-scale vapor reboiler for ANDRITZ, as part of its cooking system modernization project for Metsä Fibre’s Kemi bioproduct mill in Finland.

The equipment measures an impressive 21.4 metres in length, 5.1 metres in width and 5.2 metres in height, with a total weight of 88,500 kilograms. The Vapor Reboiler is a critical process component in ANDRITZ’s modernization scope that supports efficient substance separation and maximizes energy recovery within the bioproduct manufacturing process.

Foto: Metsä Group
As Finland’s leading producer of wood-based bioproducts, Metsä Fibre manufactures pulp, sawn timber, biochemicals and bioenergy from sustainably sourced Nordic wood. The Kemi mill is recognized as one of the world’s most advanced wood-processing facilities, operating entirely without fossil fuels and setting new standards in energy, material and environmental efficiency.
“The successful delivery of this vapor reboiler for ANDRITZ`s cooking system modernization project at Metsä Fibre’s Kemi bioproduct mill highlights Estanc’s ability to manufacture large and technically demanding process equipment for landmark industrial projects. We are proud to contribute to a project that is setting new standards in sustainable production,” said Henno Puu, Project Manager at Estanc.
About ANDRITZ
ANDRITZ is a global technology group providing plants, equipment, systems and services for industries including pulp and paper, hydropower, metals and environmental solutions. Headquartered in Austria, the company operates in more than 80 countries and is one of the world’s leading suppliers of technologies for the pulp and paper industry.
About Metsä Fibre
Metsä Fibre is a leading Finnish producer of wood-based bioproducts, including pulp, sawn timber, biochemicals and bioenergy. The company operates four pulp mills and four sawmills in Finland, producing high-quality, sustainably sourced products from Nordic wood. Metsä Fibre is part of Metsä Group.