Catalyst model issue
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What are the common types of high-temperature shift catalysts?
Common models of domestic medium-temperature shift catalysts include: B104, B106, B109, B110.
Introduction to the performance of high-temperature shift catalysts:
1. Physical properties:
Product model: B113 LB
Appearance: Brownish-yellow cylindrical tablets
Dimensions, in mm: F9´ (7.0–9.0), F5´ (4.0–6.0)
Bulk density, kg/l: 1.50±0.10, 1.3–1.38
Reduction shrinkage rate, %: ≤5
Production method: Iron metal – nitric acid method
2. Chemical composition:
Components: Fe2O3, Cr2O3, K2O, S
Loss on ignition and residual components (%): 82.0±3.0, 8.0±2.0, 0.4±0.2, ≤0.025 (for small and medium-sized fertilizers, ≤0.1); ≤10.03
Product quality specifications:
Parameter: B113 LB
CO conversion rate after heating at 530°C, %: ≥55.0, ≥42.0
Wear rate, %: 88
Oxidation state side pressure strength, N/cm: ≥200.0, ≥210.0; below 147 N/cm is not acceptable
Percentage of particles: ≤10.0, ≤10.0
Sulfur content in the catalyst, %: ≤0.025 (or ≤0.1), ≤0.025
Amount of C2H2, C2H4, C2H6 produced under industrial conditions, ppm: ≤50.0, ≤50.0
4. Catalyst standards:
The catalysts comply with the following standards:
B113: HG3546-2002
LB: Q/SHNJ 157-2001
Industrial operating conditions:
Parameter: B113 LB
Temperature, °C: 290–500, 290–500
Pressure, MPa: ≤6.0, ≤6.0
Gas ratio: ≥0.5, ≥0.45
Dry gas space velocity, h^-1: 500–3500, 500–3500
1. Physical properties:
Product model: B113 LB
Appearance: Brownish-yellow cylindrical tablets
Dimensions, in mm: F9´ (7.0–9.0), F5´ (4.0–6.0)
Bulk density, kg/l: 1.50±0.10, 1.3–1.38
Reduction shrinkage rate, %: ≤5
Production method: Iron metal – nitric acid method
2. Chemical composition:
Components: Fe2O3, Cr2O3, K2O, S
Loss on ignition and residual components (%): 82.0±3.0, 8.0±2.0, 0.4±0.2, ≤0.025 (for small and medium-sized fertilizers, ≤0.1); ≤10.03
Product quality specifications:
Parameter: B113 LB
CO conversion rate after heating at 530°C, %: ≥55.0, ≥42.0
Wear rate, %: 88
Oxidation state side pressure strength, N/cm: ≥200.0, ≥210.0; below 147 N/cm is not acceptable
Percentage of particles: ≤10.0, ≤10.0
Sulfur content in the catalyst, %: ≤0.025 (or ≤0.1), ≤0.025
Amount of C2H2, C2H4, C2H6 produced under industrial conditions, ppm: ≤50.0, ≤50.0
4. Catalyst standards:
The catalysts comply with the following standards:
B113: HG3546-2002
LB: Q/SHNJ 157-2001
Industrial operating conditions:
Parameter: B113 LB
Temperature, °C: 290–500, 290–500
Pressure, MPa: ≤6.0, ≤6.0
Gas ratio: ≥0.5, ≥0.45
Dry gas space velocity, h^-1: 500–3500, 500–3500