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| Product Name: |
Gas Drainage Hole Packer
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| Supply Ability: |
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| Related proudcts |
inflatable packers, |
| Specifications |
Many specifications |
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Gas drainage hole packer has all the functions of water injection hole packer, such as water injection, reducing gas content, improving coal humidity and preventing explosion accident. Besides, it can let out the gas. It is composed of four parts: high pressure inflation rubber hose, steel tube, sliding seal joint and pressure injection joint. And it can be used repeatedly for 30 - 50 times.
A gas drainage hole packer is on the floor.
Gas drainage hole packer.
Gas drainage hole packer with two holes.
Gas drainage hole packer has two holes, making it can inject water into coal bed and discharge gas.
Many gas drainage hole packers are on the floor.
Gas drainage hole packer products.
The function of gas drainage hole packer:
It can inject water into the coal bed which can release some gas. So it can reduce the gas content effectively.
The dust can be reduced by 80% if the water-flooding effect is good. So it can improve the workers' operation conditions greatly and prevent the dust explosion accident effectively.
The water can humidify the coal bed, which can prevent the auto-ignition of the coal.
It has good outburst prevention effect, and it can release stress and gas stress. So it can prevent unexpected accidents in coal cutting effectively.
It solves the gas overrun in the coal cutting and outburst prevention drilling process, which can prevent the outburst and explosion of coal and gas effectively.
The ***ails of gas drainage hole packer:
Structure: gas drainage hole packer is composed of four parts: high pressure inflation rubber hose, steel tube, sliding seal joint and pressure injection joint. And the high pressure inflation rubber hose is made from high quality NR synthetic rubber, which is resistant to abrasion, weather, ozone and high pressure.
Sealing hole diameter: 25 mm - 155 mm.
Working pressure: 1 *** - 6 ***.
Safety value opening pressure: 0.4 *** - 0.5 ***.
Working flow: it can inject water 5 t - 8 t per hour, and the gas drainage volume depends on the concentration and p |
| Company: |
Hebei Huayu Special Rubber Co., Ltd.
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| Contact: |
Mr. Slava Yang |
| Address: |
Jing County, Hengshui City, Hebei Province, China. |
| Postcode: |
053600 |
| Tel: |
863185106165 |
| Fax: |
863185106165 |
| E-mail: |
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