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Dedusting Tunnel

A dedusting tunnel is a critical component in a cleanroom environment designed to maintain high levels of cleanliness and minimize particle contamination. It serves as an essential gateway for personnel, equipment, or materials entering or exiting the cleanroom. The primary purpose of a dedusting tunnel is to remove and control the level of particulate contamination on objects before they enter the cleanroom.

Key features and functions of a dedusting tunnel include :

Air Shower System

The dedusting tunnel typically incorporates an air shower system. When individuals or objects pass through the tunnel, high-velocity, filtered air is blown from strategically placed nozzles to dislodge and remove loose particles from surfaces.

Particle Filtration

The tunnel is equipped with high-efficiency particulate air (HEPA) or ultra-low penetration air (ULPA) filters to ensure that the air circulating within it is clean and free of contaminants.

Personnel and Material Decontamination

Dedusting tunnels are particularly useful for personnel entering cleanrooms. They help prevent the introduction of external contaminants by removing particles from clothing and body surfaces. They can also be used for materials, tools, or equipment to maintain their cleanliness.

Controlled Entry/Exit

The tunnel provides controlled access to the cleanroom, ensuring that individuals and objects meet the cleanliness standards required for the cleanroom's specific classification.

In summary, a dedusting tunnel is a crucial component in cleanroom design, serving as a barrier to reduce particle contamination and maintain the cleanliness and integrity of the controlled environment. It plays a vital role in upholding strict cleanroom standards and preventing the introduction of contaminants that could compromise the quality of sensitive processes or products within the cleanroom.

Dedusting Tunnel

Specification :-

  • Material of construction:-SS 304 / 316 / 316L / PCGI
  • Doors:- Single-pass fully automated system with sliding doors (entrance and exit) with endless conveyor with rotary moving brush in X and Y axis
  • Size:- Available In Standard And Custom Made Sizes
  • Motor & Blower:- Dynamically balanced motor & blower with Speed Variable
  • Nozzles :- Made out of SS  being fixed on either side of  walls and ceiling
  • Air Velocities:- 8000 to 9000 fpm
  • Air Flow Direction :– High-velocity HEPA Filter Jet System (8000 fpm – 9000 fpm) with manually adjustable direction control
  • Vibration Level :– Minimum
  • Noise Level :- Less than 75 dB

Accessories :-

  • PLC/Manual Control system with differential pressure gauges
  • LED concealed light providing light intensity in excess of 400 Lu
  • Differential Pressure Gauge