A hydraulic crawler drill machine is a core piece of equipment in modern geotechnical engineering, mining exploration, and ground construction projects. By combining a powerful hydraulic drive system with a crawler-mounted chassis, this type of drilling rig delivers strong mobility, stability, and adaptability in complex terrains.
Hydraulic crawler drills are widely used for mineral exploration, diamond core drilling, water well drilling, slope anchoring, tunneling pre-grouting, and ground improvement projects. Their ability to operate efficiently on uneven ground makes them indispensable for professional drilling contractors and engineering companies.
Hydraulic Crawler Core Drilling Rig
A hydraulic crawler core drilling rig is designed for geological exploration and mineral investigation. It uses diamond or alloy drill bits to retrieve intact rock core samples.
Best suited for:
- Geological survey projects
- Mineral exploration and testing
- Engineering investigation requiring high precision
Key features:
- Accurate drilling control
- Excellent core recovery rate
- Wide drilling angle adjustment
Hydraulic Crawler Core Drilling Rig Parameters
| Model | YGX-400 | YGX-600 | YGX-800 | YGX-1000 |
| Drilling Depth(M) | 180-400-500 | 200-600-650 | 400-800-1000 | 500-1000-1100 |
| Rated pressure(MPA) | 21 | 21 | 25 | 28 |
| Rated Flow(L/min) | 168 | 192 | 260 | 300 |
| Heat Dissipation Mode | Air cooling+water cooling | |||
| Engine Brand | Yuchai | Yuchai | Yuchai | Cummins |
| Rated power/speed | 78kW/ 2400r/min | 92kW/ 2400r/min | 92kW/ 2400r/min | 154kW/2400r/min |
| Drilling Angle(°) | 0-90 | 45-90 | 45-90 | 45-90 |
| Lifting Force(T) | 12 | 16 | 24 | 30 |
| Feed Force(T) | 6 | 8 | 12 | 15 |
| Hydraulic Mud pump flow | 30-90（L/min） | 30-90（L/min） | 90-180（L/min） | 90-180（L/min） |
| Hydraulic Mud pump power | 4-7(MPA) | 4-7(MPA) | 4-7(MPA) | 4-7(MPA) |
| Dimension | 4000*1900*1800mm | 4000*2000*1800mm | 5500*2100*2000mm | 6000*2200*2400mm |
| Weight | 4.3T | 4.5/5.5T | 6.5T | 7.5T |
| Operation type | manual+remote control | manual+remote control | manual+remote control | manual+remote control |
| Walking speed: | 2.5(KM/II)Climbing | 3.5(KM/II)Climbing | 3.5(KM/II)Climbing | 3.5(KM/II)Climbing |
| angle of single machine | 45° | 45° | 45° | 45° |
| YGX-200 Portable core drilling machine can be customized. | ||||
What Is a Hydraulic Crawler Drill Machine?
A hydraulic crawler drill machine is a drilling rig driven primarily by a hydraulic system and mounted on a crawler chassis. The crawler design provides excellent traction and stability, allowing the rig to work safely on slopes, soft ground, and rugged construction sites.
Compared with wheeled drilling rigs, hydraulic crawler drills offer better load capacity, smoother movement, and more precise control during drilling operations. This makes them suitable for long-duration, high-precision, and high-load drilling tasks.
Key Applications of Hydraulic Crawler Drill Machines
Hydraulic crawler drill machines are used across a wide range of industries and project types, including:
- Geological exploration and diamond core drilling
- Mining and quarry drilling operations
- Water well and geothermal drilling
- Tunnel pre-support and geological prediction
- Slope stabilization and anchoring support
- Ground improvement and jet grouting construction
Their versatility allows one platform to be adapted to different drilling methods by changing drilling heads, tools, or auxiliary systems.
In addition to hydraulic crawler drills, YG also offers RC Drilling Rigs, which use reverse circulation to deliver rock cuttings directly to the surface. RC rigs complement core drilling by providing fast, low-contamination sampling, making them ideal for early-stage mineral exploration and preliminary surveys.
Hydraulic Crawler DTH Drill Parameters
| Model | YG412 | YG420B |
| Drilling diameter(mm) | 50~203 | 50~150 |
| Rock hardness | f=6~20 | f=6~20 |
| Drilling depth (m) | 30 | 40 |
| Walking speed(km/h) | 2.5 | 2.5 |
| Gradeability | 30° | 30° |
| Power type | Diesel | Diesel |
| Fuel tank volume(L) | 85 | 85 |
| Hydraulic oil tank volume(L) | 188 | 188 |
| Weight(Kg) | 6300 | 6300 |
| Dimension(mm) | 6600*2110*2500 | 6600*2110*2500 |
| Diesel model | Yuchai | Yuchai |
| Diesel power(Kw) | 58 | 58 |
Main Types of Hydraulic Crawler Drilling Rigs
The term hydraulic crawler drill is a general classification that includes several specialized drilling rigs. Depending on the drilling method and application, hydraulic crawler drills can be divided into four main types.
Hydraulic Crawler DTH Drill Rig
A hydraulic crawler DTH (Down-The-Hole) drill rig uses rotary drilling combined with pneumatic impact to penetrate hard rock formations.
Best suited for:
- Mining and quarry blast hole drilling
- Hard rock formations
- Fast drilling with large diameters
Key features:
- High drilling speed in hard rock
- Strong impact energy
- Suitable for open-pit mining environments
Hydraulic Crawler Anchoring Drill Rig
Hydraulic crawler anchoring drill rigs are mainly used for slope stabilization, tunnel support, and foundation reinforcement projects.
Best suited for:
- Slope anchoring and retaining systems
- Tunnel and underground support
- Foundation reinforcement
Key features:
- Flexible drilling angles (0–90°)
- Compact structure for confined spaces
- High torque and strong feed force
Hydraulic Crawler Anchoring Drill Parameters
| Machine Parameters | |||
| Weight | 6T | Drilling diameter | 150-250mm |
| Drilling depth | 130-170m | Drill pipe diameter | 73,89,102,114mm |
| Shipping size | 5400*2100*2000mm | Vertical working size | 3600*2500*5600mm |
| Power Configuration | |||
| Electric motor | Power 55kw+18.5kw | ||
| Powerhead | |||
| Rated output torque | 7500Nm | ||
| Rated speed | 10,20,30,35,40,60,65,70,85,130,170rpm | ||
| Propeller | |||
| Boost speed | 0-5 Adjustable,7,23,30m/min | Feed speed | 0-10 Adjustable,14,46,59m/min |
| Rated lifting force | 70kN | Rated feed force | 36kN |
| Feed process | 3400mm | Slip process | 900mm |
| Drilling rig angle | |||
| Drilling angle | 0-90° | Climbing angle | 25° |
Hydraulic Crawler Jet Grouting Rig
A hydraulic crawler jet grouting rig combines high-pressure jetting with rotary drilling to improve soil strength and ground stability.
Best suited for:
- Soft soil ground improvement
- Foundation reinforcement
- Underground waterproofing
Key features:
- High-pressure jet grouting system
- Drilling and grouting in one operation
- Stable crawler-mounted platform
Hydraulic Crawler Jet Grouting Rig Parameters
| Torque | 7500 N.m | Moving head speed | 0-170r/min |
| Stroke | 3400mm | Lifting force | 70kN |
| Feeding force | 36kN | Drilling depth | 130-170m |
| Drill Pipe Diameter | 50-250 mm | Drilling angle | 0~90° |
| Power | 55 Kw+18.5Kw | Weight | 5900 kg |
| Horizontal movement | 900mm | Hydraulic Working Pressure | 20 MPa |
| Gradeability | 25° | Walking speed | 1km/h |
| other functions | Added lift lift/built-in gripper | ||
| Overall dimensions (L * W * H) | Construction dimension 3550×2200×5650mm | ||
| Transport dimension 5600×2200×2100mm | |||
How to Choose the Right Hydraulic Crawler Drill Machine?
Selecting the right hydraulic crawler drill depends on several key factors:
- Project type: mining, geology, anchoring, or ground improvement
- Required drilling depth and diameter
- Rock or soil conditions
- Terrain and mobility requirements
- Power source and working environment
For example, core drilling rigs are preferred for geological sampling, while DTH drill rigs are more efficient for hard rock blasting holes.
Hydraulic Crawler Drill vs Wheeled Drilling Rig
Compared with wheeled drilling rigs, hydraulic crawler drills offer:
- Better stability on uneven ground
- Stronger traction on slopes and soft soil
- Higher load capacity during drilling
- Greater safety in complex terrain
Wheeled rigs are easier to transport on roads, but crawler-mounted rigs are more suitable for demanding construction and mining environments.
For exploration projects where sample quality and speed are critical, rc drilling machine can be used alongside crawler drills to quickly collect mineral samples before detailed core drilling, optimizing both efficiency and cost.
Comparison Table of Hydraulic Crawler Drills
| Type | Drilling Method | Best For | Key Features |
| DTH Drill | Rotary + Pneumatic Impact | Mining, blast holes | Fast in hard rock, deep holes |
| Core Drill | Diamond/Alloy Rotary | Geology, mineral testing | High precision, rock core retrieval |
| Anchoring Drill | Rotary or Top Drive | Slope, tunnel support | Flexible angle, compact size |
| Jet Grouting Rig | High-Pressure Jet + Rotary | Ground improvement | Grouting + drilling combo |
Why Choose YG Hydraulic Crawler Drills?
As a professional manufacturer of hydraulic drilling equipment, YG Machinery provides a complete range of crawler-mounted drilling rigs with customizable configurations.
Our hydraulic crawler drills are widely used in:
- Mining and quarry projects
- Geological exploration
- Slope stabilization and anchoring
- Jet grouting and ground improvement
We offer:
- Robust hydraulic systems
- Reliable crawler chassis
- Flexible drilling configurations
- Professional after-sales and technical support
Contact us today to get a recommended drilling solution for your project. [WhatsApp / WeChat] +86 13837115193.
