Jiabang Mining Tunnel Duct Polyurethane Flame Retardant Duct Underground Positive and Negative Pressure Explosion proof Duct Fabric Manufacturer Direct Supply
Category:
Electrical Engineering/Ventilation and purification/Exhaust duct
Model:
600mm
Brand:
Jiabang
Retail Price
18.00USD
重量
kg
- Product Description
-
Description :
Jiabang Mining Tunnel Duct Polyurethane Flame Retardant Duct Underground Positive and Negative Pressure Explosion proof Duct Fabric Manufacturer Direct Supply Introduction:
Made of seamless tube blank and carbon spiral spring steel wire, using advanced heat sealing technology. Negative pressure air ducts have the following characteristics: good suction effect, easy turning, convenient transportation and storage (foldable), long service life, etc
Difference between 600mm positive and negative pressure air ducts
Positive pressure air duct: one steel ring at each end.
Negative pressure air duct: The frame is on the outside, usually 25 centimeters each, about 30-40 pieces. The exhaust duct skeleton is inside, using spring steel skeleton, 10-15 cm each, about 66-100 pieces.
Three way air duct (air duct fan): one steel ring for each of the three ports (can be equipped with a drawstring).
AfterSalesService :
Key words:- Mining tunnel air duct
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