Main benefits
  • Long and trusted experience in the pulp and paper and other industrial segments
  • Excellent performance
  • Suitable for the most demanding industrial applications
  • Unique, innovative and superior design features minimize life-cycle costs
  • Quick and easy installation, safe operation, easy maintenance and service
Main applications
  • In-line mixer for gases
  • SX chemical dynamic in-line mixer is used for mixing liquid chemicals, gases and steam into
    • Fibrous slurries  
    • Clean and lightly contaminated liquids
    • Viscous liquids
    • Non-fibrous slurries
  • Mostly used in mixing chemicals in pulp bleaching line


SX chemical dynamic mixer is in-line mixer for gases
SX dynamic chemical mixer can be used for mixing different liquids or gases into clean, viscouse liquids and fibrous or non-fibrous slurries.

Main design features
  • Versatile, reliable, high-efficiency mixing hydraulics and a variety of material options
  • Innovative shaft sealing solutions for reliable operation and reduced costs
  • Reliable and heavy-duty bearing unit
Key characteristics
Capacities Up to 550 l/s / 8’700 US gpm
Pressures Up to 25 bar / 360 psi
Temperatures  Up to 180 °C / 355 °F
Discharge sizes
From from 150 mm / 6 in to 350 mm / 14 in
Maximum speed of rotation Up to 1 800 rpm
  • Chemical pulp fiber line
    Proven pumping, mixing and agitation solutions for your cooking, washing, screening, oxygen delignification, bleaching, and storage processes to ensure process reliability, high efficiency, and low operating costs.

  • Mechanical pulp line
    Sulzer’s ideal product portfolio for challenging pumping, agitation, and mixing operations in refining, grinding, CTMP, screening, reject handling, and bleaching processes.

  • Recycled fiber line
    Energy-efficient products with low life cycle costs and a lighter environmental footprint for your pulping, screening & cleaning, flotation, washing, and bleaching processes.
Case Studies, articles and news
  • Sulzer to supply pumps and mixers to the new bioproduct mill in Kemi, Finland
    March 24, 2021
    Metsä Fibre, part of the Finnish forest industry company Metsä Group, and Sulzer Pumps Finland have signed an agreement for the supply of process pumps, medium-consistency pumps and mixers for the main processes of the bioproduct mill that will be built in Kemi. The delivery will include several hundred devices.

  • Trusted partner for new wood-based processes
    Sulzer is a company with long and solid experience and proven expertise in several important customer segments. Pulp, board and paper processes and applications as well as new ones based on wood raw materials represent high-priority commitment and partnership areas for the business and product development organization. Read the whole article.

  • Case studies
    Wherever fluids are pumped, mixed, controlled or applied, we are there. See how our solutions create value for customers and learn how we can make your pumping and mixing processes more efficient and profitable, safeguarding your production and ensuring lasting reliability.
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