ANDRITZ AG - Office Raaba-Grambach

Our products feature high energy-efficiency and innovative environmental protection technologies for steam generators, air pollution control systems, and related services to global industries.

Our office in Raaba-Grambach designs, manufactures, installs, and services steam generators (bubbling fluidized bed boilers and circulating fluidized bed boilers), air pollution control systems (flue gas cleaning systems) and exhaust gas cleaning systems for the maritime industry. The company has more than 165 years’ experience and the highest levels of technological competence.


Steam generators and plants

The product range covers fluidized bed boilers (PowerFluid circulating fluidized bed boilers and EcoFluid bubbling fluidized bed boilers) to generate energy from coal, biomass, and other biogenic residues and waste. Liquor recovery boilers include SulfitePower and SodEx (sulfite and soda liquors) for the pulp industry.

Air pollution control

ANDRITZ’s air pollution control technology encompasses a wide range of emissions control technologies for power stations, biomass plants, Energy-from-Waste plants, and other industrial applications. The product portfolio includes wet and dry flue gas cleaning plants, DeNOx/SCR plants, and combined flue gas cleaning technologies. ANDRITZ SeaSOx scrubbers for the maritime industry are available in open, closed and hybrid mode and can be installed on all types of ships, either on a new build or retrofit basis, thanks to its flexibility.


Our engineered services products include more than traditional services such as technical support, troubleshooting, and replacement parts. We offer a range of services to support customers in their goals to improve operations, reduce operating costs, and increase the lifecycle performance of their equipment. This includes improvement studies, upgrades and modernizations, on-site services, shutdown services, and much more.


Notable projects in the recent history include the world’s largest RDF-fired circulating fluidized bed boiler plant in Eisenhüttenstadt, Germany, and the turnkey installation of a flue gas desulphurization plant for the largest thermal power plant in Romania.

Research and development

For us the combination of highly skilled people and state-of-the-art development tools is focused on further advances for a cleaner environment while generating power from efficient, sustainable fuel sources.

ANDRITZ AG - Office Raaba-Grambach

Success stories


CircleToZero is an initiative to provide future-proof solutions for our customers to reach their zero emissions and zero waste targets to produce their pulp and paper products.CircleToZero combines the development of new technologies, the implementation of digital solutions, and the utilization of side streams with the target to create financial value while lessening their environmental footprint towards zero.

Read more

ANDRITZ PULP & PAPER’s continuous research and development activities focus on supporting customers to achieve sustainable production with higher capacities as well as higher energy efficiency and at the same time minimizing the consumption of energy, chemicals, and water. New technologies concentrate on the by-products of pulp production and on creating green energy.

Read more