Three-wall water injection hole packer for coal mines

 Structure:  The packer is composed of four parts, inflatable rubber hose, steel tube,                           safty valve,quick coupling . It's widely used to transfer resin, water cement                       and other media . Our inflatable rubber hose make from high quality NR                           syntheic rubber , which is resistant to abrasion , weather, ozone and with                       good inflation range .

Sealing Aperture   : 25mm- 155mm

Inflatable  area       :24mm- 160mm

Inner Diameter       :10mm~102mm

Outside Diameter  :24mm - 128mm

Working Pressure : 5Mpa - 8Mpa

Test Pressure        :6Mpa - 30Mpa

Burst Pressure      :  12Mpa - 40Mpa

   Hebei Huayu Special Rubber Co.,Ltd. is located in the west of WenCheng  Industrial Zone, Jing County, Hengshui City, Hebei, China. It covers an area of  26000 square meters and construction area of 6000 square meters, the fixed asset  is 50 million Yuan with 85 working staffs, the factory has a fully complete set of  advanced analysis and detecting devices, such as winding machine, braiding  machine, vulcanizing machine with totally 60 sets of equipment.

 Our main products:

1. API 7K rotary drilling hoses, BOP hoses, cement hoses and mud hoses

2. Fire resistant hoses and choke line hoses

3. Hammer unions, air o unions and mud tank unions

4. 1SN, 2SN, 3SN, 4SP, 4SH hydraulic hoses

5. Concrete pump hoses

6. Mining hoses, inflatable hoses and inflatable packers

   Since established, relying on the advanced science and technology, the firm has  built up long-term cooperative relation with many famous companies. We are the  first level supplier for SANY, ZOOMLION, CNPC inland. Meanwhile, our products  have been exported to USA, Mexico, Canada, Russia, Sweden and Peru many  times. We have a great desire to cooperate with customers from all over the world  on the basis of win win cooperation.