When purchasing grouting pumps, users need to understand the performance of the machine, and equipment with high cost-effectiveness will not have problems during grouting work. 1、 The grouting equipment should match the geological conditions of the construction site during operation, fully consider the rotational performance of the equipment, and leave appropriate room for improvement. 2、 […]
1、 Drilling machinery Drilling machinery mainly includes three categories: rotary, rotary impact, and impact. Currently, rotary drilling rigs are commonly used, followed by rotary impact drilling rigs. Pure impact drilling rigs are used very well. Two grouting machinery The main types of grouting machinery include grouting machines, slurry mixers, grouting machine recorders, etc. 1. Grouting […]
During the grouting process, improper operation of the grouting machine can easily cause blockage of the conveying pipeline? What is the reason for this? Technicians believe that under normal circumstances, the slurry forms a columnar fluid in the center of the conveying pipeline of the grouting machine, flowing in a suspended state. There is a […]
It is very simple and convenient to use gas drainage hole packer. Connect the joint of gas drainage hole packer and the watercourse or air pump on the operation spot. Then connect the steel tube and gas drainage tube. And insert the gas drainage hole packer into the drilling hole totally. The rubber hose of gas […]
Usage: The sealing device used for coal seam water injection increases the moisture content of the coal body, moistens the coal particles, reduces the hardness of the coal seam, and promotes the softening of the coal seam by injecting water into the coal seam; The dust production of the upward coal seam plays a significant […]
