SCR DeNOx Catalyst
Your Professional SCR DeNOx Catalyst Manufacturer & Supplier
Founded in 2010, Jiangxi CAS Kerry Pro-enviroment Catalyst Co. , Ltd is a tech-driven enterprise specializing in R&D and production of eco-friendly catalysts. Boasting a 13,000㎡ R&D and manufacturing base, we offer diverse catalysts for waste incineration, VOCs removal, exhaust purification, etc., plus custom solutions.
Why Choose Us
Professional Team
The company has 51 employees, including 18 R&D engineers, among whom are 3 PhDs and 10 senior technical experts, forming a strong and experienced technical team.
Certifications & Achievements
We hold 1 national invention patent and 6 utility model patents, along with national and provincial key new product certifications. The company has also undertaken national and provincial innovation projects and received multiple science and technology awards at provincial and municipal levels, demonstrating strong R&D capability and industry recognition.
Customization Services
In addition to standard catalyst products, we provide tailored solutions based on specific client requirements, including size, performance, and application conditions, ensuring optimized solutions for different industrial needs.
Advanced Production Equipment
Equipped with mesh belt resistance furnaces, electric reduction furnaces, a 7230G spectrophotometer, and intelligent drying systems, we maintain precise production control and consistent product quality to ensure reliable catalyst performance.
Specification
|
Test Items |
Technical Specification |
|
Carrier specifications |
150×150×50, Wall thickness= 3. 7±0. 1 |
|
NOX concentration |
≤5000ppm |
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Reductive agent |
Liquid ammonia, ammonia water or urea |
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Space velocity |
3000~10000 h-1 |
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operation temperature Optimal operation temperature |
150°C-420°C 260°C-300°C |
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NOx conversion rate |
≥90﹪ |
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Service life |
≥2years |
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Ammonia escape ratio |
≤30ppm |
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Bulk density |
0. 72±0. 05g/ml |
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Crushing strength |
≥14 MPa(Front) ≥4 MPa(Side) |
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Coating loading |
>8. 0% |
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Active Metal oxide loading |
>9. 0% |
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Expulsion rate |
<1% |
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Appearance |
Pure black |
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Package |
Moisture-proof and Sealed |
Advantages of SCR DeNOx Catalyst
Typical NOx reduction of 50 to 98%
Not sensitive to combustion variations
Can adapt to variations in flue gas conditions
Lower operational costs than SNCR
Very low NH3 slip possible (< 2 mg/Nm3)

Injection of urea solution: The urea solution is injected into the exhaust gas stream. The heat from the exhaust gas converts the urea into ammonia (NH₃) and carbon dioxide (CO₂).
Mixing and reaction: The exhaust gas, now containing ammonia, passes through a catalyst. This catalyst is usually made of materials such as titanium oxide (TiO₂), vanadium (V₂O₅), or other suitable catalytic materials.
Reuction reaction: In the presence of the catalyst, the ammonia reacts with the nitrogen oxides (NOx) in the exhaust gas. This chemical reaction converts the NOx into nitrogen (N₂) and water (H₂O), both of which are harmless. The overall reaction can be simplified as follows:
4NO + 4NH₃ + O₂ → 4N₂ + 6H₂O
6NO₂ + 8NH₃ → 7N₂ + 12H₂O
Emission of clean gas: The resulting mixture, now containing harmless nitrogen and water vapor, is emitted from the exhaust system.
Key Pollutants Removed by SCR DeNOx Catalyst
Particulate Matter (PM)
These tiny particles can penetrate deep into the lungs and are a serious health risk. SCR DeNOx Catalysts help to trap and burn off these particles.
Hydrocarbons (HCs)
Unburned fuels that form toxic compounds. An SCR DeNOx Catalyst, in conjunction with other treatments like Diesel Particulate Filters (DPFs), can reduce the release of HCs.
Nitrogen Oxides (NOx)
NO and NO2 emissions contribute to the formation of smog and acid rain. The core function of SCR DeNOx Catalyst is to reduce these NOx emissions.
Boilers: Harmful pollutants can be increasingly harmful in environments in which quite a large of energy is being produced. As a result, many boiler systems employ it. It's applied in many different places, like power plants, factories, office buildings, and hotels.
Diesel engines: SCR DeNOx Catalyst didn't have its major breakout into diesel engines until relatively recently when environmental policies became somewhat stricter around the world. SCR DeNOx Catalyst has found many applications in diesel vehicles, ranging from large ships to personal automobiles.

Customization Services
To better meet the diverse needs of different industries and applications, we provide customized industrial catalytic converters based on specific operating conditions, equipment type, exhaust gas composition, and performance requirements. For more information or support, please feel free to contact us.
Packaging and Shipping
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Packaging |
Export-grade cardboard boxes or wooden crates |
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Transportation methods |
Sea, Air, and Land Transport |
Our Certificate





We're well-known as one of the leading scr denox catalyst manufacturers and suppliers in China. With over 15 years' experience, we warmly welcome you to buy high quality scr denox catalyst made in China here from our factory. Customized orders are welcome.
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