{"product_id":"ceramic-scr-catalyst-carrier-for-diesel-engine-exhaust-high-efficiency-long-lasting-performance-catalyst-converter-267-152mm","title":"Ceramic SCR Catalyst Carrier for Diesel Engine Exhaust High Efficiency Long Lasting Performance Catalyst converter 267*152mm","description":"\u003cp\u003e\u003cspan data-spm-anchor-id=\"a2g0o.detail.1000023.i0.7f4cb1Q4b1Q4qD\"\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-spm-anchor-id=\"a2g0o.detail.1000023.i0.7f4cb1Q4b1Q4qD\"\u003eMaterial: ceramic\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSize:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-spm-anchor-id=\"a2g0o.detail.1000023.i6.7f4cb1Q4b1Q4qD\"\u003e\u003cspan\u003eDiameter:330mm\u003cbr\u003eLength:127mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-spm-anchor-id=\"a2g0o.detail.1000023.i6.7f4cb1Q4b1Q4qD\"\u003e\u003cspan\u003ePrice includes 1 piece\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhatsapp:+8613805609403\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eEmail: kyrlw1@protonmail.com\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIf you need a large batch, please contact our customer service\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-spm-anchor-id=\"a2g0o.detail.1000023.i7.7f4cb1Q4b1Q4qD\"\u003e\u003cspan\u003eIf you don't know how to choose a product, please contact us\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"ul1\"\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eHow Does SCR Work?\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li2\"\u003e\u003cspan class=\"s2\"\u003eThe SCR process relies on a series of chemical reactions facilitated by a catalyst to convert NOx into nitrogen and water. The reaction takes place in the following steps:\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li2\"\u003e\n\u003c\/li\u003e\n\u003cli class=\"li2\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eDEF Injection\u003c\/b\u003e: Diesel Exhaust Fluid (DEF), a mixture of urea and deionized water, is injected into the hot exhaust gases before they enter the SCR catalyst.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li2\"\u003e\n\u003c\/li\u003e\n\u003cli class=\"li2\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eUrea Decomposition\u003c\/b\u003e: At high exhaust temperatures (around 300-400°C), urea (NH₂CONH₂) decomposes into ammonia (NH₃) and carbon dioxide (CO₂) through the following reaction:\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li2\"\u003e\u003cspan class=\"s2\"\u003e\u003cbr\u003eNH2CONH2+Heat→2NH3+CO2\\text{NH}_2\\text{CONH}_2 + \\text{Heat} \\rightarrow 2\\text{NH}_3 + \\text{CO}_2NH2CONH2+Heat→2NH3+CO2\u003cbr\u003eThis step is crucial as ammonia (NH₃) is the key reagent in the SCR process for reducing NOx emissions.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li2\"\u003e\n\u003c\/li\u003e\n\u003cli class=\"li2\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eNOx Reduction\u003c\/b\u003e: The generated ammonia then reacts with the nitrogen oxides in the exhaust gases over the SCR catalyst, converting NOx into harmless nitrogen (N₂) and water vapor (H₂O). The primary chemical reactions involved are:\u003c\/span\u003e\u003c\/li\u003e\n\u003cul class=\"ul2\"\u003e\n\u003cli class=\"li2\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eReduction of Nitrogen Dioxide (NO₂)\u003c\/b\u003e:\u003cbr\u003e4NH3+6NO2→5N2+6H2O4\\text{NH}_3 + 6\\text{NO}_2 \\rightarrow 5\\text{N}_2 + 6\\text{H}_2\\text{O}4NH3+6NO2→5N2+6H2O\u003cbr\u003eThis reaction reduces NO₂ into nitrogen and water.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li2\"\u003e\n\u003c\/li\u003e\n\u003cli class=\"li2\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eReduction of Nitric Oxide (NO)\u003c\/b\u003e:\u003cbr\u003e4NH3+4NO+O2→4N2+6H2O4\\text{NH}_3 + 4\\text{NO} + \\text{O}_2 \\rightarrow 4\\text{N}_2 + 6\\text{H}_2\\text{O}4NH3+4NO+O2→4N2+6H2O\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li2\"\u003e\n\u003c\/li\u003e\n\u003cli class=\"li2\"\u003e\u003cspan class=\"s2\"\u003eThis reaction reduces NO in the presence of oxygen to produce nitrogen and water.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan class=\"s2\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0586\/0461\/7816\/files\/2025-02-15_21.27.20.png?v=1739626060\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"ul1\"\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eWhy Choose Our SCR Products Over Competitors?\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eWhile many SCR products on the market offer basic emission reduction capabilities, our SCR carriers provide several distinct advantages that set us apart from other sellers on AliExpress and other e-commerce platforms:\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eAdvanced Honeycomb Ceramic Design\u003c\/b\u003e: Our SCR products feature a robust silicon carbide (SiC) honeycomb structure that offers a high surface area-to-volume ratio. This design not only maximizes catalytic reaction efficiency but also minimizes backpressure, ensuring smoother engine performance and fuel efficiency.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003ePremium Coating Materials\u003c\/b\u003e: We use a combination of platinum, palladium, and rhodium in our coating materials, which enhances the SCR’s ability to catalyze reduction reactions and withstand thermal aging. This ensures a longer lifespan and greater durability compared to standard SCR products.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eHigh NOx Conversion Efficiency\u003c\/b\u003e: Our SCR catalysts achieve a NOx conversion rate of up to 95%, significantly reducing harmful emissions and meeting the stringent requirements of Euro 6, EPA, and other emission standards.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eThermal and Mechanical Stability\u003c\/b\u003e: With an operating temperature tolerance of up to 1200°C, our SCR products maintain their structural integrity and performance even in extreme exhaust conditions. This high temperature resistance is essential for heavy-duty applications and ensures long-term reliability.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eSuperior DEF Distribution\u003c\/b\u003e: The honeycomb design ensures uniform distribution of the DEF across the catalytic surface, preventing ammonia slip and enhancing the overall efficiency of the reduction process.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eCustomizable Solutions\u003c\/b\u003e: We offer customization options for different cell densities, sizes, and coating materials based on the specific requirements of our customers. This flexibility allows us to provide tailored solutions for various engine configurations and emission standards.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li2\"\u003e\n\u003c\/li\u003e\n\u003cli class=\"li3\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eApplication and Installation Guidelines\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li3\"\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eOur SCR products are designed to fit a wide range of diesel vehicles, including trucks, buses, and industrial machinery. For optimal performance, the SCR unit should be installed as close to the engine as possible, typically downstream of the Diesel Oxidation Catalyst (DOC) and upstream of the DPF (Diesel Particulate Filter), if applicable.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eInstallation Tips\u003c\/b\u003e:\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eEnsure that the SCR unit is installed in a position where exhaust temperatures are sufficient for urea decomposition and NOx reduction.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eUse high-quality DEF and maintain proper DEF levels to prevent catalyst poisoning or inefficiency.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eRegularly monitor the system for DEF injection accuracy and SCR catalyst health to maintain peak performance.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003c\/li\u003e\n\u003cli class=\"li3\"\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003eConclusion\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li3\"\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eOur SCR products are engineered to deliver superior performance, efficiency, and durability. With advanced materials, innovative designs, and customizable solutions, we strive to provide our customers with the best emission control technologies on the market. Choose our SCR products to ensure compliance with emission regulations while optimizing engine performance and contributing to a cleaner environment.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li2\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KYRLW Store","offers":[{"title":"330*127mm \/ SCR \/ ceramic","offer_id":42714056556632,"sku":"","price":133.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0586\/0461\/7816\/files\/1a_3c76b701-d745-4f0c-bbdb-475607c42503.jpg?v=1741247362","url":"https:\/\/www.kyrlw.com\/ru\/products\/ceramic-scr-catalyst-carrier-for-diesel-engine-exhaust-high-efficiency-long-lasting-performance-catalyst-converter-267-152mm","provider":"KYRLW Store","version":"1.0","type":"link"}