

A deep well drilling machine is a specialized drilling system designed to construct high-depth water wells by penetrating soil, sand, clay, and rock formations with stable torque, controlled rotation, and hydraulic power. It is widely used in agricultural irrigation, municipal water supply, industrial water extraction, and geological exploration projects where drilling depths typically exceed standard shallow well limits.
What Is a Deep Well Drilling Machine?
A deep well drilling machine is engineered to drill water wells at significant depths, often ranging from 300 meters to over 800 meters, depending on configuration and geological conditions. Unlike light-duty or portable rigs, this equipment integrates a heavy-duty rotary system, hydraulic power unit, and reinforced mast structure to ensure stability during continuous deep drilling.
In many professional applications, the machine is also referred to as a deep well drilling rig, emphasizing its integrated drilling system and structural capacity rather than portability.
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Deep Well Drilling Machine Parameters
| Model | YG-180 | YG–200 | YG–300 | YG–300A | YG–400 | YG–600 |
| Drilling hole diameter | 140-254mm | 140-305mm | 140-325mm | 140-325mm | 140-350mm | 140-350mm |
| Drilling depth | 180m | 200m | 300m | 300m | 400m | 600m |
| One-time advance length | 3.4m | 3.4m | 6.6m | 3.4m | 6.6m | 6.6m |
| Walking speed | 2.5km/h | 2.5km/h | 2.5km/h | 2.5km/h | 2.5km/h | 2.5km/h |
| Climbing angles (Max.) | 30 | 30 | 30 | 30 | 30 | 30 |
| Equipped capacitor | 55kw | 65-70kw | 84kw | 75.8kw | 92kw | 115kw |
| Using air pressure | 1.7-2.5mpa | 1.7-3.0mpa | 1.7-3.3mpa | 1.7-3.0mpa | 1.7-3.5mpa | 1.7-3.5mpa |
| Air consumption | 17-31m³/min | 17-30m³/min | 17-35m³/min | 17-35m³/min | 17-35m³/min | 17-35m³/min |
| Drill pipe length | 1.5m, 2.0m, 3.0m | 1.5m, 2.0m, 3.0m | 1.5m, 2.0m, 3.0m,6.0m | 1.5m, 2.0m, 3.0m | 1.5m, 2.0m, 3.0m,6.0m | 1.5m, 2.0m, 3.0m,6.0m |
| Drill pipe diameter | 76mm, 89mm | 76mm, 89mm | 89mm, 102mm | 76mm, 89mm, 102mm | 89mm,102mm,108mm | 102mm,108mm,114mm |
| Rig lifting force | 15t | 12t | 20t | 16t | 22t | 28t |
| Swing speed | 45-65rpm | 45-70rpm | 45–115rpm | 40–70rpm | 45-115rpm | 45–115rpm |
| Swing torque | 3200-4600(N.m) | 3500-4800(N.m) | 6200-8500(N.m) | 5700-7500(N.m) | 6500-9000(N.m) | 8500-11000(N.m) |
| Dimension | 3800*1500*2200mm | 4000*1750*2450mm | 5900*2000*2850mm | 4100*1950*2600mm | 5900*2100*2850mm | 6000*2200*2850mm |
| Weight | 4500kg | 5800kg | 9000kg | 7000kg | 10000kg | 12000kg |
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Key Advantages of Deep Well Drilling Machines
Deep well drilling machines are designed to meet the technical demands of high-depth drilling projects. Their advantages are primarily functional and operational.
Main advantages include:
- High drilling torque suitable for hard rock formations
- Stable rotary and feed systems for deep-hole accuracy
- Hydraulic power for consistent and controllable drilling force
- Compatibility with multiple drilling methods, including DTH and rotary drilling
- Reduced deviation risk in deep boreholes
These characteristics distinguish professional deep drilling equipment from standard water borehole drilling machines used for shallow wells.
Typical Applications of deep well drilling rig
A deep well drilling machine is commonly used in projects where water demand, geological conditions, or regulatory requirements necessitate deep boreholes.
Common application areas include:
- Agricultural irrigation wells
- Municipal and rural drinking water projects
- Industrial water supply for factories and mining sites
- Geological exploration and survey drilling
- Emergency and remote-area water access projects
In these scenarios, a reliable water borehole drilling machine ensures long-term well stability and consistent water output.
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Hydraulic System and Automation Level
Modern deep well drilling machines rely heavily on hydraulic systems to ensure precise control and durability. Hydraulic power improves drilling consistency and reduces mechanical stress compared to purely mechanical systems.
When evaluating equipment, buyers often compare specifications with reference to hydraulic borewell machine price, as hydraulic configuration directly affects performance, durability, and operating cost. Higher-quality hydraulic components generally offer better control and longer service life.
What Affects the hydraulic borewell machine price?
The price of a deep well drilling machine is influenced by technical configuration rather than a single fixed factor.
Key price factors include:
- Maximum drilling depth and hole diameter capacity
- Hydraulic system quality and component brands
- Engine power and fuel type
- Drilling method compatibility (DTH, mud rotary, air drilling)
- Chassis type (crawler-mounted or truck-mounted)
- Automation level and control system design
These elements explain why hydraulic borewell machine price can vary significantly across different models and manufacturers.
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How to Choose the Right Deep Well Drilling Machine?
Selecting the correct machine requires matching technical capability with actual project conditions.
Selection tips:
- Confirm required drilling depth and typical geological layers
- Choose a rig with sufficient torque for the hardest formation expected
- Evaluate mobility needs based on terrain and site access
- Consider spare parts availability and maintenance requirements
- Avoid overspecification that increases cost without practical benefit
A properly selected deep well drilling rig improves drilling efficiency and reduces long-term operational risk.
Maintenance and Service Considerations
Routine maintenance is critical for deep drilling equipment due to the mechanical load involved.
Key maintenance points include:
- Regular inspection of hydraulic hoses and seals
- Lubrication of rotary head and mast componen
- Monitoring wear on drill rods and bits
- Scheduled engine and hydraulic oil replacement
Consistent maintenance ensures that the water borehole drilling machine maintains performance throughout its service life.
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FAQ about water borehole drilling machine
What is the typical price range of a deep well drilling machine?
Prices vary widely depending on depth capacity, hydraulic configuration, and chassis type. Machines designed for deeper drilling and harder formations generally cost more due to stronger structural and hydraulic requirements.
What is the difference between a deep well drilling machine and a standard water borehole drilling machine?
A deep well drilling machine is built for greater depth, higher torque, and continuous heavy-duty operation, while standard water borehole drilling machines are usually intended for shallow or medium-depth wells.
Can one deep well drilling rig handle different geological conditions?
Yes. With appropriate drill bits and drilling methods, a deep well drilling rig can operate in soil, sand, clay, and rock formations.
How important is the hydraulic system in deep drilling equipment?
The hydraulic system is critical. It controls rotation, feed pressure, and stability, directly affecting drilling accuracy and equipment lifespan.
Is maintenance complex for deep well drilling machines?
Maintenance is systematic rather than complex. Regular inspection and scheduled servicing are essential due to the high mechanical load involved in deep drilling operations.
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YG Machinery’s Capabilities in Deep Well Drilling Equipment
YG Machinery designs and manufactures deep well drilling machines for professional drilling contractors and project operators. The company focuses on structural strength, hydraulic reliability, and configuration flexibility to meet diverse drilling requirements.
YG provides:
- Multiple drilling depth configurations
- Custom hydraulic and power system options
- Technical guidance for equipment selection
- Export-ready machines with standardized quality control
These capabilities support reliable operation in international drilling projects.





