Diesel Particulate Filter (DPF) Manufacturer

High-Performance DPF Solutions for Diesel Vehicles, Commercial Applications and Exhaust Systems

We manufacture diesel particulate filters (DPF) for automotive, commercial and industrial diesel applications.

Our DPF solutions use advanced ceramic substrates and customized designs to effectively capture diesel particulate matter while supporting reliable regeneration performance.

What Is a Diesel Particulate Filter?

A Diesel Particulate Filter (DPF) is an exhaust after-treatment component designed to capture particulate matter (PM) from diesel engine emissions.

Unlike catalytic converters that mainly reduce gaseous pollutants, DPFs physically trap soot particles through a porous wall-flow filter structure and remove accumulated soot through regeneration.

DPF systems are widely used in passenger vehicles, commercial trucks, buses, construction equipment and other diesel-powered applications.

How Does a DPF Work?

01

Diesel Exhaust Gas

02

Soot Particles Enter DPF

03

Porous Filter Walls Capture PM

04

Soot Accumulates

05

Regeneration Burns Soot

06

Cleaner Exhaust Gas

Diesel Particulate Filter Types

Automotive DPF

For passenger cars and light-duty diesel vehicles.

Applications:

  • BMW
  • Mercedes-Benz
  • Volkswagen
  • Gué
  • Toyota
  • Mitsubishi

Commercial Vehicle DPF

For:

  • Trucks
  • Buses
  • Heavy-duty diesel vehicles

Features:

  • High durability
  • High temperature resistance
  • Long service life

Industrial DPF

Applications:

  • Construction machinery
  • Generator sets
  • Agricultural equipment

Custom DPF Systems

Customized:

  • Dimensions
  • Substrate
  • Logement
  • Sensor ports
  • Installation design

Featured DPF Products

DPF Technical Specifications

SpécificationOptions
Type de filtreFiltre à particules diesel
ApplicationPassenger / Commercial / Industrial
SubstrateCordierite / Silicon Carbide
Filter StructureWall-flow Honeycomb
Housing MaterialAcier inoxydable
RégénérationPassive / Active
TailleCustomized
Sensor PortDisponible
OEM ServiceDisponible

DPF Substrate Options

 Cordieritecarbure de silicium
CoûtInférieurPlus haut
Thermal ResistanceBienExcellent
Heat ConductivityMoyenHaut
ApplicationGeneral vehiclesHeavy-duty/high temperature

Diesel Particulate Filter vs Catalytic Converter

FonctionnalitéFAPconvertisseur catalytique
Fonction principaleCapture soot particlesConvert harmful gases
Target EmissionsPM / SootCO / HC / NOx
Working MethodPhysical filtrationChemical reaction
Type de moteurmoteurs dieselMainly gasoline engines
EntretienRequires regenerationUsually continuous operation

Diesel Particulate Filter Applications

  • Passenger Diesel Vehicles:DPF solutions for diesel passenger cars requiring particulate emission control.
  • Commercial Vehicles:Suitable for vans, trucks and fleet diesel applications.
  • OEM Replacement:Designed according to vehicle-specific exhaust system requirements.
  • Customized Projects:Support custom dimensions, substrates, and emission-control solutions.

OEM & Custom DPF Manufacturing

We provide customized DPF solutions according to customer requirements.

Customization includes:

  • Filter size
  • Substrate material
  • Housing design
  • Inlet/outlet dimensions
  • Sensor ports
  • Conditionnement
  • Private label

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DPF Manufacturing & Quality Control

01

Raw Material Inspection

02

Substrate Inspection

03

Catalyst Coating

04

Housing Welding

05

Leak Testing

06

Performance Inspection

Why Choose 3WayCatalyst?

  • Experienced Manufacturer:Professional exhaust emission control manufacturer.
  • OEM Capability:Customized DPF solutions for different applications.
  • Complete Exhaust Solutions:DPF, DOC, SCR and catalytic converter solutions.
  • Flexible Production:Supporting distributors, wholesalers and project customers.
  • Quality Control:Strict inspection throughout production.

FAQ

  • What is a Diesel Particulate Filter (DPF)?
  • A DPF is an exhaust component that captures soot and particulate matter from diesel engine emissions.
  • How does a DPF work?
  • A DPF traps soot through a porous wall-flow filter structure and removes accumulated particles through regeneration.
  • What materials are used for DPF substrates?
  • Common materials include cordierite and silicon carbide ceramic substrates.
  • Can you customize DPF designs?
  • Yes. We provide customized sizes, materials, housing designs and installation solutions.
  • What vehicles use DPF systems?
  • DPFs are widely used in diesel passenger vehicles, trucks, buses and industrial equipment.
  • Do you provide OEM DPF production?
  • Yes. We support OEM manufacturing and private-label solutions.
  • What information is needed for a DPF quotation?
  • Please provide application, dimensions, quantity, substrate requirements and target market.
  • What is your MOQ?
  • MOQ depends on product specifications and customization requirements.

Need a Diesel Particulate Filter Solution?

  • Send us your vehicle information, OE number, drawings or technical requirements.
  • Our team can help confirm the suitable DPF configuration and provide a quotation.

Request a Quote

Send us your product requirements and we’ll reply within 24 hours.

Need a Custom Catalytic Converter?

Tell us your requirements and our team will help you find the right solution.

✓ Custom sizes and configurations
✓ Ceramic or metallic substrate options
✓ Fast quotation for bulk orders

We usually respond within 24 hours.