DeNOx Catalyst Market Share Driven by Emission Regulations and Industrial Retrofitting Initiatives | Valuates Reports

DeNOx Catalyst Market Size
Catalyst was valued at US$ 1769 million in the year 2024 and is projected to reach a revised size of US$ 1947 million by 2031, growing at a CAGR of 1.4% during the forecast period.

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The DeNOx catalyst market is expanding steadily, supported by growing environmental regulations aimed at reducing nitrogen oxide (NOx) emissions across industrial and transportation sectors. Market size is being shaped by the global push for cleaner air standards and the enforcement of emission control policies in power generation, heavy industry, and mobility applications. Market trends indicate increasing adoption of DeNOx technologies for selective catalytic reduction (SCR) systems, which are widely used to comply with tightening regulatory frameworks while improving operational efficiency.

Among catalyst types, honeycomb DeNOx catalysts currently hold the largest market share due to their high surface area, structural strength, and superior catalytic performance in large-scale stationary sources like power and cement plants. These catalysts are well-suited for continuous operation under high-temperature conditions. In contrast, flat DeNOx catalysts are registering the fastest market growth, driven by their compact form factor and suitability for smaller or space-constrained systems, particularly in mobile and retrofit applications.

In terms of application, the power plant segment leads the market share as utilities increasingly upgrade emission control systems to meet national and international air quality standards. Meanwhile, the transportation vehicle segment is witnessing the fastest growth, propelled by the need to reduce NOx output in diesel engines and commercial fleets. Other high-impact sectors include cement, refinery, and steel plants, which are integrating DeNOx systems into existing operations to minimize environmental impact and avoid regulatory penalties.

Overall market growth is driven by policy-driven retrofitting, increased awareness of environmental health impacts, and advancements in catalyst materials that enhance performance and lifespan. The market forecast is expected to benefit from innovation in low-temperature SCR catalysts, modular system designs, and cross-sector collaboration for emission control. As industries worldwide transition toward cleaner operations, DeNOx catalysts will remain a key enabler in reducing atmospheric pollutants and ensuring regulatory compliance.

Segment by Type

• Honeycomb
• Flat

Segment by Application

• Power Plant
• Cement Plant
• Refinery Plant
• Steel Plant
• Transportation Vehicle
• Others

By Company

Steinmüller Engineering(Envirotherm GmbH), BASF, Cormetech, Ceram-Ibiden, Johnson Matthey, Haldor Topsoe, Hitachi Zosen, Seshin Electronics, JGC C&C, CRI, Tianhe (Baoding), Hailiang, Datang Environmental Industry Group, Fengye Group, GUODIAN TECH, Jiangsu Wonder, Tuna, Dongfang KWH, Chongqing Yuanda, Shandong Gem Sky, Beijing Denox Environment & Technology, China Huadian Group

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