Hydraulic core drilling machine is a specialized drilling rig designed to extract cylindrical samples (cores) of rock, soil, or other subterranean materials. What sets it apart is its power transmission system: it utilizes hydraulic fluid pressure to generate the rotational and thrust forces required for drilling. The field of geotechnical investigation, mineral exploration, and construction foundation analysis demands equipment that delivers not only power and endurance but also unparalleled precision and reliability.
Parameters of the Full Hydraulic Core Drilling Machine
| Model | YG300 | YG400 | YG500 | YG600 | YG800 |
| The weight | 5.3T | 5.4T | 6.7T | 8.1T | 9.2T |
| The hole diameter | 60-110mm | 60-110mm | 60-110mm | 60-110mm | 60-110mm |
| Drilling depth | 300m | 400m | 500m | 600m | 800m |
| Mud pump model | BW90-3 | BW90-3 | BW90-3 | BW90-3 | BW150 |
| Drilling angle | 45°-90° | 45°-90° | 45°-90° | 45°-90° | 45°-90° |
| Engine power | 75KW | 85KW | 96KW | 118KW | 132KW |
| Gradeability | 30° | 30° | 30° | 30° | 30° |
| Drill pipe length | 1.5m | 1.5m | 1.5m | 1.5m | 1.5m |
| Lifting force | 10T | 10T | 10T | 12T | 14T |
| Slewing speed | 0-1200rpm | 0-1200rpm | 0-1200rpm | 0-1200rpm | 0-1200rpm |
| Overall dimension | 4500*1950*2150mm | 4500*1950*2150mm | 4600*2000*2350mm | 5100*2200*2350mm | 5150*2100*2150mm |
Features of a Hydraulic Core Drilling Machine
- Powerful Hydraulic Drive
The hydraulic drive ensures consistent torque and stable performance even under high load conditions. The ability to maintain rotational force is critical when drilling through extremely hard rock formations. - High Precision Core Extraction
With controlled rotation and feed systems, the machine allows operators to adjust drilling parameters precisely. This results in smooth, round, and intact cores ideal for geological sampling and laboratory analysis. - Low Noise and Reduced Vibration
Hydraulic systems generate less noise and vibration compared to mechanical transmissions. This reduces operator fatigue, decreases environmental disturbance, and prolongs the service life of machine components. - Advanced Safety Mechanisms
Most hydraulic core drilling machines include safety systems such as overload protection, emergency stop switches, and hydraulic pressure regulators. These features ensure safe operation on construction and mining sites.
Advantages of Hydraulic Core Drilling Machines
- Enhanced Drilling Efficiency
Hydraulic systems allow continuous and powerful drilling performance, significantly increasing penetration rates and reducing downtime. - Improved Accuracy and Core Quality
Controlled hydraulic feed and rotational speed help maintain straight drilling paths and produce high-quality core samples. - Operator Friendly Controls
Modern machines feature ergonomic control panels, digital monitoring systems, and automated functions that make drilling easier and safer.
Factors to Consider When Selecting a Hydraulic Core Drilling Machine
Choosing the right hydraulic core drilling machine is crucial for achieving optimal performance. The following factors should guide your decision.
- Drilling Depth and Diameter Requirements
Your target drilling depth and required core diameter determine the specifications of the machine and drill tools. Ensure that the machine can achieve maximum depth without sacrificing efficiency. - Machine Power and Torque Output
Higher hydraulic pressure and torque increase drilling capability, particularly in hard rock environments. - Mobility and Installation Conditions
Depending on your project, you may need a portable, truck-mounted, or crawler-type drilling machine. Terrain and site access heavily influence the ideal configuration.
