BEST QUALITY Water Injection and Hole-sealing Device For Coal
Product
Coal seam water injection hole sealing device FKSS II-22
1,Application:
It is used for coal water injection, dust falling, coal pressure reduction, coal cracking, gas drainage, etc.
2,Function:
1 By injecting water into coal mass, some of the gas can be discharged, thus the gas content of the coal mass can be effectively reduced.
2 If water injection achieves the desired effect, the dust can be redued by more than 80%, thus improving the working environment and avoiding dust explosion accident.
3 It can dampen the coal and prevent spontaneous combustion of coal.
4 It uses high pressure water injection to break the coal mass, so as to reduce fire work products, reduce the cost and improve the security of workers.
5 It breaks the coal with hole sealing device, thus effectively preventing coal and gas outburst and explosion.
3,Structure:
The hole sealing device is composed of high pressure rubber expansion hose, relief valve, and quick connector.
4,Technical Papramenters:
Sealing diameter: 30-120mm (can be processed according to customer’s requirements)
Working pressure: 1-8Mpa(can be processed according to customer’s requirements)
Start-up pressure of relief valve: 0. 4-0. 5Mpa
Working flow: water injection 4t-4.5t/h
Sealing depth:1m-8m
Hose expansion coefficient: 60%-100%
Details
Type: FKSS II-22
Inside diameter(mm): 22±0.5
Outside diameter(mm) :39±2
Expansion range under free state :80+8-4
Suitable aperture diameter :50
Working pressure under free state(Mpa): 6
Pressure resistance strength under working conditions Test pressure(Mpa) :12
Bursting pressure(Mpa) :24
Packing
Packing details: woven bag packing or according to customer's requirment
Delivery detail: within 15 days after receive the deposit
Company
We have more than 100 sets of safety production equipment including knitting machine, winding machine, flat vulcanizing machine, rubber and plastic pressure kneading machine, vulcameter without rotator, tensile testing machine, testing equipment, etc.
The main products of our company are: high pressure wire braided hose, super high pressure wire spirally-wound hose, hydraulic hose, coal mine hydraulic support hose assembly, expansion hose (water injection hole sealing device), drilling hose, hose connectors, wear-resistant sand blast hose, cloth inserted hose, heat-resistant steam hose, rubber water hose, large diameter hose, metal hose and various kinds of hose assembly.
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