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Ferroflame™ LowNOx

Ferroflame™ LowNOx

Burner for travelling grate pelletizing plants

Reduce your NOx emissions by up to 80% with Ferroflame™ LowNOx burner

Designed by the world’s leading pelletizing plant supplier to meet the future demands for your pelletizing plant

Ferroflame™ LowNOx burner has been designed using the latest techniques and validated on full-scale operational plant. It can reduce NOx emissions by up to 80% compared to traditional burner designs. Moreover, the lower NOx emission targets can be achieved at lower Capex and Opex levels than competing solutions. The Ferroflame LowNOx burner can also increase product quality through improved temperature uniformity in the furnace. Suitable for use with gaseous and liquid fuels, the Ferroflame LowNOx is a reliable and robust burner solution with excellent cold start up characteristics. That meets the requirements for new pelletizing plants as well as extending the potential life of existing plants.


An effective way to minimize NOx emissions from the combustion process

  • Substantial reduction of NOx emissions by up to 80%
  • Low thermal penalty on natural gas ~ 10%
  • Increased product pellet homogeneity and quality
  • Increased refractory lifetime
  • Optimization of NOx vs. Opex balance with digital solutions
  • Proven technology
  • Easy retrofit of existing plants
Ferroflame™ LowNOx burner

Attain NOx emission targets in a cost-effective manner

A tested and proven solution

  • Developed in small and full-scale tests in laboratory and on-site as well as using CFD simulations
  • Proven for natural gas, Diesel and Coke Oven Gas
  • Successful full scale plant operation at first customer since 2019

Designed to meet your needs

  • Customized for your needs and can easily be retrofitted in existing plants
  • Can be supplied in conjunction with the Burner Management System (BMS) and fuel handling system to meet the latest standards
  • Suitable for Capex as well as Brownfield and upgrade projects

End-to-end services

  • Combustion audit and process evaluation
  • Modelling (CFD and physical).
  • BMS and flame safety
  • Burner ancillaries (ignitors, pilots, support systems, fans)
  • Gas and oil valve trains
  • Fuel system design
  • SNCR systems
Metso Advantage

Own proprietary Ferroflame™ burner family for travelling grate pellet plants:

  • Standard burners
  • LowNOx burners
  • Convertible gas burners, prepared for later easy conversion to LowNOx operation

Elective Services

  • Site Survey / Process Audit
  • Modelling
  • Detail design
  • Manufacture & Supply
  • Installation & Commissioning
  • Training
  • Spare parts & services
Ferroflame™ LowNOx burner
Product launch webinar - Reduce your NOx emissions by up to 80% with Ferroflame™ LowNOx burner
Live webinar: March 30 at 10:00 and 15:00 CEST


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