The Dminingwell MWDL350 Crawler Pneumatic Core Drilling Rig is a high-performance, reliable solution for geological exploration and mining operations. Designed for precision core drilling, this rig combines a robust crawler chassis with advanced pneumatic drilling technology, ensuring efficient and safe operation even in the most challenging terrains. Ideal for deep hole drilling, hard rock sampling, and environmental drilling projects, the MWDL350 is a versatile machine trusted by geologists and mining engineers worldwide.
What Is a Crawler Pneumatic Core Drilling Rig?
A crawler pneumatic core drilling rig is a type of air-powered drilling machine mounted on crawler tracks, allowing easy mobility on uneven or rugged surfaces. Unlike conventional rigs, the pneumatic system of the MWDL350 ensures smooth, low-vibration drilling, which is essential for accurate geological core sampling. With features like a wireline core drilling mechanism and diamond bit drilling capabilities, the MWDL350 is suitable for both shallow and deep exploratory holes.
Key Features of MWDL350
Crawler Mounted Chassis – Offers excellent stability and mobility across steep slopes and rough terrain.
Pneumatic Drilling System – Low-maintenance, air-powered drilling ensures high reliability and safe operation in remote areas.
Core Sampling Capability – Supports geotechnical investigation, mining exploration, and environmental studies.
Hydraulic Feed System – Provides precise control over drilling speed and pressure.
High Drilling Efficiency – Capable of deep hole drilling with reduced fuel consumption.
Diamond Core Bit Compatibility – Ideal for hard rock core drilling projects.
Exploration & Mining Applications – Suitable for surface and underground exploration, mining, and construction projects.
Specifications
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MWDL350 Technical Parameters |
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Drilling capacity |
Drilling depth for water well |
350m(152mm~203mm) |
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Sample drilling 75mm Wireline coring N size |
800m |
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Borehole (Drill bit) dia. |
Ø75~Ø350mm |
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Drilling angle350m(152mm~203mm) |
75-90° |
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Drive head |
Lifting capacity |
240kN |
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Thrusting capacity |
180kN |
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Rotary speed RPM |
Forward:27,51,93,129,156,193,247,437,737,901r/min |
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Reverse:48,219 r/min |
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Max. Torque |
10500N.m |
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Power Unit |
Engine Model |
YN33GBZ |
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Rated power/speed |
65kW/ 2400r/min |
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Mechanical winch capacity |
7.5Ton |
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Drill pipe |
Drill pipe dia. |
Ø50/ Ø60 / Ø76/ Ø89mm NQ/ HQ /PQ |
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Drill pipe length |
3000mm |
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Mud pump |
BW160/ BW200/ BW250 |
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Air compressor |
Air consumption |
16~35m3/min |
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Air pressure |
10.5~24.6bar |
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Crawler chassis |
Walking speed |
0~2 km/h |
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Climbing angle |
Max. 25°~30° |
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Dimension |
Transport |
6300*2000*2600mm |
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Working |
7800*2400*3800mm |
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Weight with steel crawler |
7500kg |
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Advantages of the MWDL350
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Low Maintenance & Cost-Effective: The air-powered mechanism reduces wear on components and operational costs compared to hydraulic or diesel rigs.
Enhanced Mobility: The crawler-mounted design allows access to difficult terrains where wheeled rigs cannot operate.
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Stable and Safe Operation: Pneumatic systems reduce the risk of equipment failure and provide smoother drilling, especially in hard rock formations.
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Versatile Applications: Can be used in geotechnical investigations, environmental drilling, and mining exploration projects.
Accurate Geological Sampling: Ensures precise core drilling results for scientific and engineering purposes.
How to Choose a Crawler Pneumatic Core Drilling Rig
When selecting a crawler pneumatic core drilling rig, consider the following:
Drilling Depth Requirements – MWDL350 supports up to 350 m.
Hole Diameter Needs – Ensure compatibility with diamond or wireline bits.
Site Terrain – Crawler-mounted rigs excel on uneven or steep terrains.
Application Type – Geological, mining, or environmental studies.
Operational Efficiency – Pneumatic systems reduce downtime and maintenance costs.
Shipping&Payment
Every piece of Miningwell equipment and drilling rig undergoes a rigorous load security check to ensure the safety of the cargo in the container.
Our payment methods: credit card, L/C, T/T, Western Union, and we support shipping by air and by sea.
FAQ
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