Matters Need to Attention About Consolidation Coal Hole Packer
Consolidation Coal Hole Packer Application Method
It is very simple and convenient to use the consolidation coal hole packer. Insert the consolidation coal hole packer into the drilling hole totally and connect the consolidation coal hole packer and pressure source.
Start up pressure source, and the high pressure inflation hose expands fully to achieve plugging the hole when the pressure is up to 0.4 MPa. And the safety value opens at the same time. Inject water or slurry to the coal next.
Spin out the tube which is connected with the consolidation coal hole packer counterclockwise after the injection is completed. Consolidation coal hole packer remains the expanded state to realize the blocked effect for a long time, which can ensure that the water or slurry of coal bed and rock mass does not flow backwards effectively.
Consolidation coal hole packer shrink: water suction pump is needed if water is the pressure medium. And the compressed air can be discharged through the supplying tube.
The original and inflated consolidation coal hole packers.
