Your Professional Crawler-Type Full Hydraulic Core Drilling Machine Supplier

 

We are a professional manufacturer and trading company specializing in water well drilling rigs, mining exploration rigs, and related equipment. Supported by an experienced technical team, we operate a modern factory equipped with CNC machining centers, automated welding systems, and advanced testing instruments. Our streamlined production lines and strict quality control ensure consistent reliability and performance. With years of R&D and manufacturing experience, we provide both standard products and customized solutions to meet diverse project requirements.

 
 
Why choose us

Advanced Production Technology

CNC machining, automated welding, and precision testing equipment enable high accuracy and reliability throughout the manufacturing process.

Customized Solutions

We provide flexible customization services based on geological conditions, target depth, borehole diameter, and budget to meet diverse project requirements.

Sales Market

Our products are exported to numerous countries and regions in Africa and Asia, demonstrating our global reach and the trust international markets place in our products.

Quality Control and Testing

Our strict quality control measures and rigorous testing protocols ensure that every product meets international standards for safety, durability, and performance.

 

 

Deep Hole Core Drilling Rig

 

 

A Deep Hole Core Drilling Rig is an advanced industrial machine engineered to create highly accurate and deep boreholes in a wide range of materials, including concrete, rock, masonry, and reinforced structures. These rigs are essential in construction, mining, geotechnical exploration, and infrastructure development, where precision, depth, and reliability are critical.

 

Model

YRHC1600

YRHC2000

Weight

10000kg

12000kg

Dimension(transport)

5900*2100*2400mm

6100*2200*2500mm

Dimension(working)

5900*2650*8100mm

5300*3600*8100mm

Drilling angle

45-90°

45-90°

(BTW)/Drilling depth BTW

1800m

2200m

(NTW)/Drilling depth NTW

1600m

2000m

(HTW)/Drilling depth HTW

1400m

1800m

Drill head lift force

460kN

600kN

Drill head feed force

230kN

300kN

Rotary speed RPM

0-1100rpm

0-1100rpm

Max.Torque

4000N.m

5000N.m

Drill head feed stroke

3500m

3500m

Drill mast slide stroke

1200m

1200m

Hydraulic pumps

Main pump 145ml/r.32Mpa

(Primary pump)

Auxiliary pump 96ml/r.25Mpa

(Auxiliary pump)

Main pump 190ml/r.32Mpa

(Primary pump)

Auxiliary pump 80ml/r.25Mpa

(Auxiliary pump)

Hydraulic cooling system

Water Cooling+Air Cooling

Water Cooling+Air Cooling

Power unit

140kW/2200rpm

Weicchai 6-cylinder engine

178kW/2200rpm

Weicchai 6-cylinder engine

Hydraulic winch capacity

1600m

2000m

Mechanical winch capacity

30kN

45kN

Winch lifting speed

110m/min

110m/min

Mud pump

BW250

BW250

Optional

10t steel 400mm*46 sections

13t steel 400mm*46 sections

Crawler climbing angel

25°

25°

Crawler walking speed

2-3km/k

2-3km/k

 

Full Hydraulic Core Drilling Machine suppliers

Advantages of Deep Hole Core Drilling Rig

 

 

Precision and Cleanliness:

Creates smooth, accurate holes of virtually any diameter with clean edges.

Minimal Vibration and Noise

Unlike jackhammering, coring produces much less vibration, which is critical for preventing micro-fractures in sensitive structures.

Versatility in Size

Capable of drilling holes from small to very large diameters.

Efficiency

Diamond-tipped bits cut through the hardest materials, including reinforced concrete, quickly and effectively.

Structural Integrity

By removing a core instead of pulverizing the material, it puts less stress on the surrounding area, preserving the integrity of the structure

 

Type of Deep Hole Core Drilling Rig

 

 

Surface-Mounted Rigs

Mounted on a rigid, stable frame, these rigs are designed for stationary applications where precision and control are paramount. The frame ensures secure anchoring to the work surface, minimizing vibration and enhancing drilling accuracy.

 

Truck-Mounted Rigs

Integrated onto heavy-duty trucks or trailers, these mobile rigs offer rapid deployment across multiple job sites. They are self-contained units with power systems, water supply, and stabilization mechanisms built in.

 

Portable Rigs

Compact, lightweight, and easy to transport, portable rigs are designed for flexibility and use in hard-to-reach areas. They are often manually positioned and secured using magnetic bases, clamps, or vacuum pads.

 

 

 
 
Applications of Deep Hole Core Drilling Rig
01.

Geological Exploration

 

One of the primary uses of Deep Hole Core Drilling Rig is in geological surveying and mineral prospecting. These rigs drill hundreds to thousands of meters into the Earth’s crust to retrieve undisturbed rock cores that reveal stratigraphic sequences, structural features, and lithological composition.

02.

Mining Industry

 

In the mining sector,Deep Hole Core Drilling Rig is a critical step in the exploration, evaluation, and development phases of a mine. It provides engineers and geologists with precise data on ore grade, continuity, and geometry.

03.

Civil Engineering & Infrastructure

 

Deep Hole Core Drilling Rig plays a vital role in major construction and infrastructure projects where knowledge of subsurface conditions is essential for safety and design integrity.

04.

Hydrology & Environmental Monitoring

Deep Hole Core Drilling Rig is increasingly employed in water resource management and environmental protection efforts due to its ability to access deep aquifers and contaminated zones with minimal disturbance.

 

Specifications of Deep Hole Core Drilling Rig
 

Maximum Drill Depth

Choose based on project depth requirements; allow margin for unforeseen conditions

Hole Diameter Range

Match to sampling, casing, or production needs; verify bit availability

Power Source Type

Diesel for remote areas; electric for eco-sensitive or urban zones

Drilling Method Compatibility

Select rig capable of core, RC, or mud drilling as needed

Control System

Digital controls recommended for complex or repetitive tasks

Portability & Weight

Consider transport logistics and site accessibility

 

 

Components of Deep Hole Core Drilling Rig

Rotary Head: Drives the rotation of the drill string and bit. It provides variable speed control and torque output, allowing adaptation to different materials and depths.

 

Drill String: A series of connected rods that transmit rotational force and drilling fluid from the surface to the core bit. It also supports the weight of the downhole assembly.

 

Core Barrel: Located just above the bit, this component captures and retains the cylindrical core sample during extraction. Some rigs use single or double-tube barrels for improved core recovery.

 

Diamond Core Bit: The cutting tool at the end of the drill string, responsible for penetrating the material. Available in various sizes and diamond concentrations depending on application.

 

Mud or Water Pump: Circulates coolant (usually water or specialized drilling fluid) down the drill string to cool the bit, remove cuttings, and stabilize the borehole wall.

 

Control Panel: Houses electronic or mechanical controls for monitoring drilling parameters such as RPM, feed pressure, water flow, and depth. Modern rigs often include digital displays and safety interlocks.

 

Frame and Stabilization System: Provides structural support and ensures the rig remains securely positioned during operation, especially important for deep or angled drilling.

Full Hydraulic Core Drilling Machine

 

Working Principle of Deep Hole Core Drilling Rig
 

Cutting Mechanism

As the bit rotates at high speed, the diamonds abrade the material in a controlled manner, creating a thin kerf (cut) around the circumference of the hole.

Hollow Design

The hollow center allows the inner core of the material to remain intact and be extracted, preserving a solid cylindrical sample—ideal for geological analysis, structural testing, or inspection purposes.

Cooling & Debris Removal

Water is typically used during operation to cool the bit, suppress dust, and flush out debris, which prolongs bit life and improves cutting performance.

Core Collection

The extracted core is captured within the core barrel, which can later be removed for study or disposal.

 

 
 
Drilling Method of Deep Hole Core Drilling Rig
01.

Core Drilling

Extracts cylindrical rock samples for geological analysis.

02.

Air Drilling

Uses compressed air to remove cuttings, ideal for dry, stable formations.

03.

Reverse Circulation (RC)

Delivers high-quality samples quickly using dual-wall drill rods.

04.

Rotary Mud Drilling

Employs drilling fluid to cool the bit and carry debris, suitable for deep or unstable formations.

 

Maintenance
 

Regular Inspection: Conduct thorough visual and functional checks before and after each operation. Inspect drill pipes for cracks or warping, bits for dulling, and mechanical components like clutches and transmissions for wear. Early detection of issues prevents catastrophic failures and costly downtime.

 

Lubrication: Apply manufacturer-recommended lubricants to all moving parts—including bearings, gears, and pivot points—on a scheduled basis. Proper lubrication reduces friction, minimizes wear, and prevents overheating. Always use high-quality oils compatible with the rig’s specifications.

 

Cooling System Maintenance: Ensure the cooling system is fully operational to prevent engine and component overheating during extended drilling cycles. Check coolant levels, inspect hoses for leaks, and clean radiators regularly to maintain efficient heat dissipation.

 

Cleaning: Clean the rig thoroughly after each use to remove mud, debris, and corrosive materials. Pay special attention to the drill pipe, bit, and undercarriage. Accumulated dirt can cause abrasion, block fluid passages, and accelerate wear.

 

Hydraulic Fluid Management: Monitor hydraulic fluid levels and condition regularly. Contaminated or degraded fluid can impair system responsiveness and damage pumps and valves. Replace fluid according to the manufacturer’s recommended intervals and use filters to maintain cleanliness.

 

 

FAQ

 

Q: How is the quality of your machine?

A: Our products pass strict quality inspections before they leave the factory to ensure that they are qualified before they are shipped.

Q: How to inspect the goods?

A: Support customers to come to the factory for on-site inspection.Support customers to designate third-party companies to inspect goods.Support video and photo inspection.

Q: Do you have after-sales service?

A: Yes, we have a dedicated service team that will provide you with professional technical guidance. If you need, we can send our engineers to your workplace and provide training for your employees.

Q: How about quality assurance?

A: We provide a one-year quality guarantee for the main machine of the machine.

Q: How long is your delivery cycle?

A: In the case of stock, we can deliver the machine within 7 days.Under standard production, we can deliver the machine within 1 month.In the case of customization, we can deliver the machine within 2-3months.

As one of the leading crawler-type full hydraulic core drilling machine manufacturers and suppliers in China, we warmly welcome you to buy high-grade crawler-type full hydraulic core drilling machine for sale here from our factory. All customized products are with high quality and competitive price.

Highly Efficient Full Hydraulic Core Drilling Rig, Full Hydraulic Core Drilling Machine, hydraulic coring machine
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