Special Shaped Ventilation Duct

Special Shaped Ventilation Duct

Special Shaped Ventilation Duct

S L Special Shaped ventilation duct is customized for different shape such as Y-Shape, U- Shape, and Bending-Shape etc. according to project requirement.


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Specifications

PVC Fabric SL-PFD-Ⅲ SL-PFD-Ⅱ SL-PFD-TⅢ SL-PFD-TⅡ SL-PFD-TⅠ
Threads & Yarn 500D×840D 1000D×1000D 1000D×1000D 1500D×1500D 2000D×2000D
9×12 9×12 12×12 9×12 9×9
Total Weight 420±20 500±20 550±20 600±20 700±20
Color Yellow / Black / Green
Tensile Strength (DIN53354) Warp (N/5cm) 1000 1200 1600 1800 2600
Weft (N/5cm) 1000 1500 1900 2000 2600
Tearing Strength (DIN53363) Warp (N) 220 320 500 650 720
Weft (N) 300 380 500 680 720
Working Temperature -30℃ ~ +80℃
Flame Retardant NFPA701:2015, DIN 4102 B2
Inside Diameter 200mm - 2000mm
Length 5m - 25m
Standard Pitch 75mm for exhausting, 100mm for blowing
Wire Hard-Helix Steel / Cold Drawing
End Finish Zipper / Steel Ring
Conductivity ≤108Ω (both for Black and Yellow)
* We hereby state that the above data is only for reference, allowing 5% tolerance.
  • Working temperature: -30 ~ 80 .
  • Diameter: 200 mm~2000 mm 
  • Standard Length: 3 m~25 m
  • Standard color:Yellow, Black, Green
  • Connection: Zipper and Steel Ring

S L Special Shaped ventilation duct hose is customized for different shape such as Y-Shape, U- Shape, and Bending-Shape etc. according to project requirement.

The size can be customized from DN200mm to DN2000mm and length for every piece is 3m to 25m. For the purpose of tunnel driving safety 180°horizontal double hook is used for ducting diameter more than 1.5m. 45°spiral processing technique applied to reinforce strength of anti-pressure and anti-tear.

Quality standard abides by GB/T 9900-2008, NFPA 701, MA and SGS.

Usage:Underground project of coal mines, tunnels, subway, ships and so on.

  • Light weight and high strength
  • High anti-flaming
  • Long term Anti-static electricity
  • Low air leakage
  • Low air resistance
  • Long service life
  • Easy installation
  • Easy repair
  • Safe and Environmental protection
  • Great value

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