In the construction of long piles, the selection of the length of the drill pipe of the second-hand rotary drilling rig directly affects the construction efficiency and the quality of the pile. Choosing a short length may result in the failure to reach the designed pile depth, while choosing a long Read More

The track plate of the rotary drilling rig directly contacts the ground, bears the weight of the entire machine and enables movement. Due to long-term friction and impact, it is indeed a vulnerable part. When choosing second-hand track plates, key points need to be mastered. The following is a pract Read More

The main pump of a rotary drilling rig, as a core component of second-hand equipment, its performance directly affects the overall operational efficiency of the machine. The following is a popular science introduction from the key aspects of the main pump to help you understand its performance judgm Read More

Failure to ignite a rotary drilling rig is a common problem encountered during construction, which not only delays the project schedule but also may hide potential equipment malfunctions. Understanding common causes can help to quickly identify and restore equipment operation in a timely manner.1. F Read More

The oil tank, as the storage container for the hydraulic oil of the rotary drilling rig, its cleanliness directly affects the operational stability of the hydraulic system. If impurities and sludge remain in the oil tank, it will cause hydraulic oil contamination, which in turn leads to component we Read More