Pneumatic DTH Drilling Machine is a machine that uses compressed air as the power to convert compressed air.power into mechanical force to break the rock. The rig is equipped with an hammer and a bit. During the working process, the piston of the hammer continuouslyimpacts the tail. The alloy teeth on the bit continually impact the rock, and therotating torque generated by the reducer causes the drilling tool to rotate and propel the axial force generated by the cylinder. Drill holes into the drill.
Product Details:
Application: in granite or marble quarry exploiting, hole drilling and etc.
Original: Quanzhou, China
Certification: ISO9001,CE, SGS and etc.
Material: steel and Pneumatic drive
Voltage: 380V 50Hz, the voltage can be as local demand
Market: Southeast Asia/Middle East/ Africa/South America/Europe/North America
Warranty: 1 year
MOQ: 1 set
Pneumatic DTH Drilling Machine – High-Precision Quarry & Stone Drilling Equipment
The pneumatic DTH (Down-The-Hole) drilling machine is a specialized compressed-air-powered drill rig designed for efficient, precise, and high-speed rock drilling in stone quarries, mining, and civil construction. ToolWits pneumatic DTH drilling machines are ideal for granite, marble, limestone, sandstone, and other hard rocks, providing fast penetration, clean boreholes, and minimal tool wear.
This machine is widely used in quarry block preparation, diamond wire saw setup, blasting hole drilling, and foundation anchor installation, making it a versatile solution for modern stone extraction and processing operations.
How the Pneumatic DTH Drilling Machine Works
Unlike top-hammer drills, a pneumatic DTH machine positions the hammer at the bottom of the drill string, allowing the impact energy to be transmitted directly to the drill bit. Combined with compressed air rotation, the DTH hammer efficiently pulverizes rock, while the air flow flushes debris out of the hole for continuous, uninterrupted drilling.
Key operational advantages:
Direct energy transfer reduces power loss and improves drilling speed
Air flushing system clears cuttings to maintain consistent hole quality
Minimal vibration and noise, improving operator safety and comfort
Key Features of ToolWits Pneumatic DTH Drilling Machines
🔹 Compressed Air Powered
High-efficiency pneumatic drive reduces energy consumption
Reliable operation even in rugged quarry conditions
🔹 High Penetration Rate
DTH hammer delivers rapid, precise impacts for faster drilling
Capable of deep drilling for large quarry blocks and slabs
🔹 Multi-Directional Drilling
Supports vertical, horizontal, and inclined holes
Perfect for bench drilling, block extraction, and blasting patterns
🔹 Durable & Low-Maintenance Design
Heavy-duty steel construction resists wear and deformation
Industrial-grade pneumatic components extend service life
Simple maintenance and replacement for core parts
🔹 Flexible Wet & Dry Operation
Air-flushed holes for dry operation
Can integrate water for dust suppression and cooling, extending tool life
🔹 Easy to Transport & Operate
Compact, lightweight design reduces setup and relocation time
Operator-friendly controls for fast training and safe operation
Typical Applications
ToolWits pneumatic DTH drilling machines are used extensively in:
Quarrying large stone blocks (granite, marble, limestone, sandstone)
Diamond wire saw line preparation for precise stone cutting
Blasting hole drilling for controlled rock fragmentation
Anchor and foundation hole installation in quarry sites
Bench drilling and directional drilling for complex stone extraction
This makes the machine suitable for stone quarries, mining operations, and civil engineering projects that require efficiency, precision, and low operational costs.
Technical Specifications (Typical / Customizable)
| Specification | Details |
|---|---|
| Power Source | Compressed air (pneumatic) |
| Drill Hole Diameter | Φ90–Φ165 mm (customizable) |
| Drilling Depth | Up to 30 m or more |
| Working Air Pressure | 0.5–0.7 MPa |
| Air Consumption | 7–12 m³/min depending on model |
| Drilling Speed | 5–10 m/h |
| Drilling Directions | Vertical / Horizontal / Inclined |
| Operation Mode | Manual / Semi-automatic |
| Maintenance | Low, simple component replacement |
| Certifications | ISO9001, CE (optional) |
Benefits of Pneumatic DTH Drilling Machines
Faster drilling and increased productivity compared to top-hammer drills
Accurate and straight boreholes ideal for quarrying and wire saw operations
Lower operational cost due to efficient compressed air use
Extended tool life with minimal wear on bits and hammers
Flexible for various rock hardnesses and drilling angles
Reduced noise and vibration, enhancing operator safety
Why Choose ToolWits Pneumatic DTH Drilling Machines?
Professional manufacturer with decades of stone quarry and mining machinery expertise
High-quality industrial-grade materials and components
OEM/ODM customization available for drill size, depth, and air system
Reliable global shipping, technical support, and after-sales service
Trusted by quarry operators, stone processing factories, and construction contractors worldwide
Packing, Storage, Handling and Transportation
After sales service team:
Technical Team:
Hot Tags: pneumatic dth drilling machine, China pneumatic dth drilling machine manufacturers, suppliers, factory, horizontal core drill, Button Bit for Rock Driller, DTH Drilling Machine, Dth Rock Drill, Horizontal Core Boring Machine, horizontal drilling machine
