Model: | SLFT-PVC-NV |
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Brand: | SuLong |
Origin: | Made In China |
Category: | Construction & Decoration / Other Construction Materials |
Label: | ventilation ducting , ventilation hose , air ducting |
Price: |
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Min. Order: | 500 pc |
Negative ventilation hose has two structures: one type is that the end coil is made of cold-drawing steel wire with end coil distance 150~600mm, and the other is that ducting connected with spiral steel ring made of spring steel wire with end coil distance 150~600mm.
Unique quality
Quality standard abides by GB/T 9900-2008.
Characters:
•Large air flow
•Long distance air supply
•Low air leakage
•Low air resistance
•Long service life
•Easy installation
•Safe and Environmental protection
•Great value
Usage:
Negative Ventilation hose is also named as drawing-out type ventilation hose and widely used in underground project of coal mines, tunnels, subway, ships and so on.
Description:
Working temperature: -20℃ ~ 70 ℃
Diameter: 0.3m、0.4m、0.6m、0.8m、1m、1.2m、1.4m、1.6m、1.8m、2m、2.4m
Standard Length: 10m
Standard color: Yellow, black
Connection: Zipper connection
Technical Parameter:
Diameter (mm) |
Windage/m N.S2/m8 |
Air leakage rate % |
Resistance to negative pressure |
Tensile Strength kN/m |
Tearing Strength N |
Thickness mm |
300 |
≤1728 |
≤5 |
≥5000 |
≥26 |
≥150 |
0.34 |
400 |
≤410 |
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500 |
≤134 |
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600 |
≤54 |
≥4000 |
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800 |
≤13 |
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1000 |
≤4 |
≥40 |
≥250 |
0.38 |
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1200 |
≤1.5 |
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1200 above |
≤1 |
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Anti-flaming |
Flaming time≤10s, Flameless time≤30s |
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Anti-static electricity |
Surface resistance≤3*108Ω |
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Heatproof |
No crack and tacky etc |
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Cold-resistant |
No breakage and leakage etc |
Jiangsu Sulong Eo-technologies Co.,Ltd | |
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Country/Region: | Jiang Su - China |
Business Nature: | Manufacturer |
Phone: | 18251888912 |
Contact: | catherine (specialist) |
Last Online: | 15 Mar, 2016 |