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Brand Name : WEIFU
Model Number : Diesel Engine Catalyst
Certification : ISO9001, IATF16949
Place of Origin : Wuxi, China
MOQ : 50 PCS
Price : Negotiable
Payment Terms : T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.
Supply Ability : 1,200,000 PCS per year
Delivery Time : 30-60 days after receiving the deposit
Packaging Details : cartons and plywood cases
Product Name : Diesel Engine Oxidation Catalyst
Material : Ceramic, metal
Shape : Round, square
Size : Can be customized
Cell Density : 200/300/400 CPSI
Application : Diesel engine
Model : Universal
Emission Standard : Euro 4, Euro 5, Euro 6, Tier 3, Tier 4, EPA3
Type : ASC DOC Ceramic Monolith Catalyst Washcoat Process Metallic Honeycomb Substrate
Diesel Engine Catalyst Ceramic/Metal/Wire-mesh After-treatment System
Diesel Engine Catalyst
Emissions from diesel engines are of increasing concern to government regulators around the world. Cars, trucks and off-road equipment that run on diesel fuel are the source of harmful hydrocarbons (HC), nitrogen oxides (NOx) and particulate matter (PM) that pollute the air and are linked to respiratory diseases.
WFEC is a leading supplier of cost-efficient, effective diesel-emission-control technologies. WFEC maintains significant diesel research and development facilities around the world. These facilities are being used to develop the technologies needed to meet the extremely low emission levels called for in new emissions regulations.
WFEC catalysts have the following advantages:
1. Low pressure drop
2. High surface area
3. Good consistency water absorption
4. Low thermal expansion coefficient
5. Good heat shock resistance and heat vibration resistance
6. Ideal matching with various active catalyst components
Diesel Engine Catalysts mainly include the following types:
These technologies can be combined to meet emission regulations.
Technical Route for Heavy Duty Diesel Engine:

Technical Route for Light Duty Diesel Engine:

Specification of DOC (Diesel Oxidation Catalyst):
| Specification of Ceramic DOC | Cell Density (CPSI) | Emission Standard |
| 101.6*123.3 | 300/400/600 | Euro 4/5/6 |
| 101.6*152.4 | 300/400/600 | Euro 4/5/6 |
| 101.6*50 | 300/400/600 | Euro 4/5/6 |
| 101.6*90 | 300/400/600 | Euro 4/5/6 |
| 110*100 | 300/400/600 | Euro 4/5/6 |
| 110*147.3 | 300/400/600 | Euro 4/5/6 |
| 118*100 | 300/400/600 | Euro 4/5/6 |
| 118*127 | 300/400/600 | Euro 4/5/6 |
| 118*152.4 | 300/400/600 | Euro 4/5/6 |
| 118*60 | 300/400/600 | Euro 4/5/6 |
| 118.4*100 | 300/400/600 | Euro 4/5/6 |
| 118.4*127 | 300/400/600 | Euro 4/5/6 |
| 118.4*138 | 300/400/600 | Euro 4/5/6 |
| 118.4*152.4 | 300/400/600 | Euro 4/5/6 |
| 118.4*60 | 300/400/600 | Euro 4/5/6 |
| 118.4*70 | 300/400/600 | Euro 4/5/6 |
| 130*130 | 300/400/600 | Euro 4/5/6 |
| 130*80 | 300/400/600 | Euro 4/5/6 |
| 132*125 | 300/400/600 | Euro 4/5/6 |
| 143.8*101.6 | 300/400/600 | Euro 4/5/6 |
| 143.8*127 | 300/400/600 | Euro 4/5/6 |
| 143.8*148 | 300/400/600 | Euro 4/5/6 |
| 143.8*152.4 | 300/400/600 | Euro 4/5/6 |
| 143.8*76.2 | 300/400/600 | Euro 4/5/6 |
| 150*100 | 300/400/600 | Euro 4/5/6 |
| 151*115 | 300/400/600 | Euro 4/5/6 |
| 158*110 | 300/400/600 | Euro 4/5/6 |
| 158*90 | 300/400/600 | Euro 4/5/6 |
| 165.1*139.7 | 300/400/600 | Euro 4/5/6 |
| 170*100 | 300/400/600 | Euro 4/5/6 |
| 190*100 | 300/400/600 | Euro 4/5/6 |
| 190.5*100 | 300/400/600 | Euro 4/5/6 |
| 190.5*101.6 | 300/400/600 | Euro 4/5/6 |
| 190.5*152.4 | 300/400/600 | Euro 4/5/6 |
| 197*85 | 300/400/600 | Euro 4/5/6 |
| 240*100 | 300/400/600 | Euro 4/5/6 |
| 266.7*101.6 | 300/400/600 | Euro 4/5/6 |
| 266.7*152.4 | 300/400/600 | Euro 4/5/6 |
| 330.2*152.4 | 300/400/600 | Euro 4/5/6 |
| Remark: | Other sizes can be customized. | |
Specification of DPF (Diesel Particulate Filter):
| Specification | Diameter (mm) | Length (mm) | Cell Density (CPSI) | Emission Standard |
| Ø133*279 | 133 | 279 | 200/300 | Euro 5, Euro 6 |
| Ø135*180 | 135 | 180 | 200/300 | Euro 5, Euro 6 |
| Ø143.8*152.4 | 143.8 | 152.4 | 200/300 | Euro 5, Euro 6 |
| Ø143.8*177.8 | 143.8 | 177.8 | 200/300 | Euro 5, Euro 6 |
| Ø143.8*200 | 143.8 | 200 | 200/300 | Euro 5, Euro 6 |
| Ø143.8*203.2 | 143.8 | 203.2 | 200/300 | Euro 5, Euro 6 |
| Ø143.8*215.9 | 143.8 | 215.9 | 200/300 | Euro 5, Euro 6 |
| Ø143.8*228.6 | 143.8 | 228.6 | 200/300 | Euro 5, Euro 6 |
| Ø143.8*254 | 143.8 | 254 | 200/300 | Euro 5, Euro 6 |
| Ø144*304.8 | 144 | 304.8 | 200/300 | Euro 5, Euro 6 |
| Ø152.4*304.8 | 152.4 | 304.8 | 200/300 | Euro 5, Euro 6 |
| Ø160*100 | 160 | 100 | 200/300 | Euro 5, Euro 6 |
| Ø165*130 | 165 | 130 | 200/300 | Euro 5, Euro 6 |
| Ø170.2*203.2 | 170.2 | 203.2 | 200/300 | Euro 5, Euro 6 |
| Ø172*152.4 | 172 | 152.4 | 200/300 | Euro 5, Euro 6 |
| Ø190*304.8 | 190 | 304.8 | 200/300 | Euro 5, Euro 6 |
| Ø190.5*100 | 190.5 | 100 | 200/300 | Euro 5, Euro 6 |
| Ø190.5*203 | 190.5 | 203 | 200/300 | Euro 5, Euro 6 |
| Ø190.5*203.2 | 190.5 | 203.2 | 200/300 | Euro 5, Euro 6 |
| Ø190.5*304.8 | 190.5 | 304.8 | 200/300 | Euro 5, Euro 6 |
| Ø215.9*304.8 | 215.9 | 304.8 | 200/300 | Euro 5, Euro 6 |
| Ø228*228 | 228 | 228 | 200/300 | Euro 5, Euro 6 |
| Ø228*304.8 | 228 | 304.8 | 200/300 | Euro 5, Euro 6 |
| Ø230*152.4 | 230 | 152.4 | 200/300 | Euro 5, Euro 6 |
| Ø240*304.8 | 240 | 304.8 | 200/300 | Euro 5, Euro 6 |
| Ø241.3*304.8 | 241.3 | 304.8 | 200/300 | Euro 5, Euro 6 |
| Ø266.7*152.4 | 266.7 | 152.4 | 200/300 | Euro 5, Euro 6 |
| Ø266.7*215 | 266.7 | 215 | 200/300 | Euro 5, Euro 6 |
| Ø266.7*279.4 | 266.7 | 279.4 | 200/300 | Euro 5, Euro 6 |
| Ø266.7*304.8 | 266.7 | 304.8 | 200/300 | Euro 5, Euro 6 |
| Ø267*254 | 267 | 254 | 200/300 | Euro 5, Euro 6 |
| Ø267*305 | 267 | 305 | 200/300 | Euro 5, Euro 6 |
| Ø286*215 | 286 | 215 | 200/300 | Euro 5, Euro 6 |
| Ø286*305 | 286 | 305 | 200/300 | Euro 5, Euro 6 |
| Ø304.8*330.2 | 304.8 | 330.2 | 200/300 | Euro 5, Euro 6 |
| Ø305*254 | 305 | 254 | 200/300 | Euro 5, Euro 6 |
| Ø305*305 | 305 | 305 | 200/300 | Euro 5, Euro 6 |
| Ø330.2*152.4 | 330.2 | 152.4 | 200/300 | Euro 5, Euro 6 |
| Remark: | Other sizes can be customized according to customer requirements. | |||
Specification of SCR (Selective Catalytic Reduction Catalyst):
| Specification | Diameter (mm) | Length (mm) | Cell Density (CPSI) | Emission Standard |
| Ø130*130 | 130 | 130 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø143.8*95 | 143.8 | 95 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø143.8*152.4 | 143.8 | 152.4 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø143.8*200 | 143.8 | 200 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø172*101.6 | 172 | 101.6 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø172*127 | 172 | 127 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø190*100 | 190 | 100 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø190*150 | 190 | 150 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø190.5*76.2 | 190.5 | 76.2 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø190.5*101.6 | 190.5 | 101.6 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø190.5*127 | 190.5 | 127 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø190.5*152.4 | 190.5 | 152.4 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø228.6*203.2 | 228.6 | 203.2 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø240*50 | 240 | 50 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø240*76.2 | 240 | 76.2 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø240*100 | 240 | 100 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø240*130 | 240 | 130 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø240*152.4 | 240 | 152.4 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø240*160 | 240 | 160 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø240*190 | 240 | 190 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø241.3*101.6 | 241.3 | 101.6 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø241.3*127 | 241.3 | 127 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø241.3*152.4 | 241.3 | 152.4 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø241.3*177.8 | 241.3 | 177.8 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø263*127 | 263 | 127 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø266.7*76.2 | 266.7 | 76.2 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø266.7*101.6 | 266.7 | 101.6 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø266.7*127 | 266.7 | 127 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø266.7*152.4 | 266.7 | 152.4 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø286*120 | 286 | 120 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø304.8*101.6 | 304.8 | 101.6 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø304.8*120.65 | 304.8 | 120.65 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø330.2*101.6 | 330.2 | 101.6 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø330.2*127 | 330.2 | 127 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø330.2*152.4 | 330.2 | 152.4 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Ø330.2*177.8 | 330.2 | 177.8 | 200/300/400/600 | Euro4, Euro 5, Euro 6 |
| Remark: | Other sizes can be customized according to customer requirements. | |||
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ASC DOC Ceramic Monolith Catalyst Washcoat Process Metallic Honeycomb Substrate Images |