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Model CDFN
Use Removal of Ultra fine dust
Filter type Pre-filter, CFM filter, HEPA filter
Filter cleaning method Filter replacing type


CDFN-Series dust collector is to remove ultrafine dust (PM 2.5) under 2.5㎛ diameter generated from the superchip,
semiconductor manufacturing process.



  • Multi-step filter design
    Step 1, Pre-filter: Large size dust is collected by polyester pre-filter.
    Step 2. CFM filter: Small size particles and dust mixed with water or oil are filtered
    by CFM filter made of glass fiber.
    Step 3. HEPA filter: 0.3μm particles are removed more than 99.97%
    by high performance filter to remove the harmful microorganism
    and radioactive dust.
  • Applying German analog manometer


Model Air Flow
Dimension Dust box Capa
A B C D(Inlet) Outlet
CDFN-200 25 230 1.5 670 650 1,520 Ø150 Ø200 22
CDFN-300 40 230 2.2 800 800 1,550 Ø200 Ø250 34
CDFN-500 60 230 3.7 800 800 1,770 Ø250 Ø300 34
CDFN-750 80 250 5.5 1,550 800 1,790 Ø300 Ø350 86
CDFN-1000 100 250 7.5 1,550 800 2,100 Ø350 Ø400 86

※ Without the height of caster


ULPA filter : 0.12μm particles are removed 99.9% which can not be filtered by HEPA filter.


  • 01

    Caster (Fixed after installation)

  • 02

    Available for changing the side of inlet

※ It is not suitable for large amount of dust.

The Right service of Clean air Tech begins

with hope to contribute to the neighbors and society through the clean environment.
Our passion does not end by the accurate and detailed design, precise production, excellent quality and best performance through the installation and construction.
It is the spirit of fulfilling responsibility to dust collectors operated all around industrial sites as the air environment specialized company.
We, the whole member of Clean air tech believe that this is customer-centric right service.


  • Diagnosing service for dust collector performance and efficiency
    CAT provides right use, performance maintenance, diagnosing service for every dust collecting facilities.
  • Round visiting check-up
    We believe that all dust collectors should contribute to the improvement of working condition.
  • Repairing and replacing service for components and consumables
    CAT after-sales service always together wherever there is a dust collector.

One-stop ServiceAir Environmental
Comprehensive Solution

Formally registered for air environmental engineering and measurement agency
We have expert technician as air environmental professional engineer who completed the curriculum of Korea Occupational Safety and Health Agency .
  • Dust collection equipment design and production
  • +
  • Environmental permits and paperwork of the hazard prevention plan
  • +
  • Measurement of air pollutants in discharge facilities
  • Agency/Sales office

    Agency/Sales office

  • Location


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