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HR 544


  • Description: VGO Hydrotreating - High HDS & HDN activity  
  • Characteristics:CoMoNi, Al2O3
  • Shape: Multilobe Extrudates 



HR 544 is Axens’ latest CoMoNi catalyst specially designed for the hydroprocessing of Vacuum Gas Oil, Heavy Coker Gas Oil and DAO.
HR 544 exhibits superior HDS activity making it the catalysts of choice for FCC pretreatment as well as low sulfur fuel production.
Like all the catalysts from the HR 500 series, HR 544 exhibits an outstanding stability allowing to achieve the most longer cycle as well as rebounding from the most severe process upsets.


  • HR 544 is fully regenerable using inexpensive conventional one-step coke burning.
  • HR 544 is delivered under oxide form. It can be sulfided in-situ by injection of a sulfur compound.
  • HR 544 is available with a diameter of 1.2 mm,1.6 mm or 2.5 mm.

Documentation Center

HR 544 - Technical Data Sheet cadenas

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