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Z205/ CN-20 Secondary Steam-reforming Catalysts

The Z205/CN-20 combination series comprises secondary steam reforming catalysts developed for ammonia, methanol and H₂ production plants.

To date, the Z205/CN-20 combination series has been used in more than 60 ammonia and methanol plants, including large-scale units with production capacities of 2,300 tons NH3 per day and 5,400 tons MeOH per day.

CNNM-01 Catalyst

Product Details

Z205 is a sintered catalyst designed to withstand high temperatures and air scouring. It contains a small amount of nickel as the active component and calcium aluminate as the promoter.

CN-20 is a nickel-based secondary reforming catalyst with nickel as the active component and calcium aluminate as the carrier.

Both catalysts are designed for reliable performance under secondary reforming conditions, including high-temperature operation and demanding gas flow environments.

Key Features

  • 1.Optimized external shape to improve catalyst mechanical strength;
  • 2.Optimized microporous structure to improve effective utilization of internal surface area;
  • 3.Basic oxides added as promoters to improve catalyst activity and stability.

Application Scope

1.The Z205/CN-20 combination series is widely used in secondary reforming, autothermal reforming and oxygen-rich secondary reforming units in various chemical plants, including:

  •  ·Fertilizer plant;
  •  ·Methanol plant;
  •  ·Hydrogen plant.

2.They are suitable for gaseous hydrocarbon feedstocks such as:

  •  ·Natural gas;
  •  ·Petroleum associated gas;
  •  ·Refinery off gas;
  •  ·Coke oven gas.

Operation Instruction

  • 1.Z205 is loaded at the upper section of the secondary reformer to protect the catalyst from lower section;
  • 2.CN-20 is loaded at the lower section of the secondary reformer.
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