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1. The principle of air DTH hammer drilling The principle of air down-the-hole hammer drilling is to apply pressure and torque to the bottom of the hole through the drill pipe on the ground, and u...
What are the common failure causes of drill pipes? Analyzing the failure reasons of coal mine drill pipes can effectively improve the service life of drill pipes. Drill pipe failure generally mani...
Whether the drill pipe can meet the requirements of engineering use is not only to control the production process of the drill pipe but also to do a good job in the transportation and loading and un...
Tapered button bits are an important part of our rotary drilling rig, so the rotary drilling rig has more problems during operation. Once the tapered button bits have problems, the rotary drilling r...
Any product needs to operate in the right way. DTH hammer is a device that can be used in geological engineering and other construction works. In the process of using the equipment, we need to under...
1. Construction principle of water well drilling tools: Drilling a pilot hole is to use directional drilling equipment to start directional drilling at the entrance. During the drilling process, the...