OEM China Underground Air Duct Repair - JULI® Explosion-Proof Water Barrier Bag – Foresight

OEM China Underground Air Duct Repair - JULI® Explosion-Proof Water Barrier Bag – Foresight


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OEM China Underground Air Duct Repair - JULI® Explosion-Proof Water Barrier Bag – Foresight Detail:

Product Informations

JULI® explosion-proof water barrier bag is used to isolate the spread of gas (combustible gas) and coal dust explosions. To prevent coal dust explosions and control the expansion of coal dust explosion disasters, ensure that coal and semi-coal rocks are in each mining area, at the upper and lower exits of the tunneling surface, and also transport roads, etc. to ensure sufficient water volume, To prevent the spread of gas and coal dust explosion accidents, the propagation of coal dust explosion shock waves is blocked.

 Product Parameters

Item Unit SDCJ5591 Excutive Standard
Base fabric - High strength low shrink polyester fiber DIN EN 60001
Titer of yarn D 540*500 DIN EN ISO 2060
Color - Orange -
Weave Style - Knitted fabric DIN ISO 934
Total weight g/m2 420 DIN EN ISO 2286-2
Tensile Strength
(Warp/Weft)
N/5cm 800/600 DIN 53354
Tear strength
(Warp/Weft)
N 120/110 DIN53363
Adhesion strength N/5cm 60 DIN53357
Threshold Temperature -25~60 DIN EN 1876-2
Fire resistance - DIN4102 B1/EN13501/NFPA701/DIN75200 DIN4102 B1/EN13501/NFPA701/DIN75200
Oxygen Index % 30 BB/T0037-2012
Antistatic Ω ≤3 x 108 DIN54345
Item Unit Type
GD30 GD40 GD60 GD80
Standard Size L 30 40 60 80
Dimension (LxWxH) cm 45*38*25 60*38*25 90*38*25 90*48*29
Excutive Standard - MT157-1996
Fire Resistance Alcohol Blast Burner
(960℃)
The arithmetic mean of the flame combustion time s ≤3 ≤3 ≤3 ≤3
Single value of flame burning time s ≤10 ≤10 ≤10 ≤10
The arithmetic mean of the flameless combustion time s ≤10 ≤10 ≤10 ≤10
Single value of flameless burning time s ≤30 ≤30 ≤30 ≤30
Alcohol burner
(520℃)
The arithmetic mean of the flame combustion time s ≤6 ≤6 ≤6 ≤6
Single value of flame burning time s ≤12 ≤12 ≤12 ≤12
The arithmetic mean of the flameless combustion time s ≤20 ≤20 ≤20 ≤20
Single value of flameless burning time s ≤60 ≤60 ≤60 ≤60
Surface Resitance Ω ≤3 x 108
Water Distribution Explosion pressure at 29m kPa ≤12 ≤12 ≤12 ≤12
Action time to form the best mist ms ≤150 ≤150 ≤150 ≤150
Optimal water mist duration ms ≥160 ≥160 ≥160 ≥160
Optimal water mist dispersion length m ≥5 ≥5 ≥5 ≥5
Optimal water mist dispersion Width m ≥3.5 ≥3.5 ≥3.5 ≥3.5
Optimal water mist dispersion Height m ≥3 ≥3 ≥3 ≥3
The above values are average for reference, allowing 10% tolerance. Customization is acceptable for all given values.

 Product Feature

◈ Used in underground mining for water containers.
◈ Isolate the spread of gas and coal dust explosions.
◈ Ensure sufficient water volume in underground mining.
◈ Stop the propagation of the shock wave caused by the coal dust explosion.


Product detail pictures:

OEM China Underground Air Duct Repair - JULI® Explosion-Proof Water Barrier Bag – Foresight detail pictures


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Fast and great quotations, informed advisers to help you choose the correct solution that suits all your requirements, a short creation time, responsible top quality manage and distinct providers for paying and shipping affairs for OEM China Underground Air Duct Repair - JULI® Explosion-Proof Water Barrier Bag – Foresight , The product will supply to all over the world, such as: Czech Republic, Gambia, Turkey, Make sure you genuinely feel free to send us your requirements and we are going to respond for you asap. We now have got a skilled engineering group to serve for your just about every detailed needs. Cost-free samples could be sent to suit your needs personally to understand much more information. In an effort to meet your requires, be sure to seriously feel free to make contact with us. You may send us emails and contact us directly. Moreover, we welcome visits to our factory from around the globe for much better recognizing of our organization. nd objects. In our trade with merchants of numerous countries, we usually adhere for the principle of equality and mutual benefit. It is really our hope to market, by joint efforts, each trade and friendship to our mutual advantage. We look forward to getting your inquiries.
  • This company conforms to the market requirement and joins in the market competition by its high quality product, this is an enterprise that have Chinese spirit.
    5 Stars By Federico Michael Di Marco from Turkey - 2018.09.19 18:37
    The company keeps to the operation concept "scientific management, high quality and efficiency primacy, customer supreme", we have always maintained business cooperation. Work with you,we feel easy!
    5 Stars By Sarah from Iran - 2017.08.16 13:39
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