We have the good quality pneumatic rock drill for sale. If the boreholes have reached or exceeded the expected depth, they are still intersecting each other, indicating that the boreholes are deviated, a new hole must be re-drilled to intersect the existing one. If the diameter of the vertical hole is large, drill the horizontal hole to penetrate it. If the diameter of the vertical and horizontal holes are the same, the method of making up the intersection of the vertical and horizontal holes is adopted. This is because the speed and difficulty of vertical drilling are lower than horizontal boring. The principle of intersection between submerged hole and deep hole remains the same. If conditions permit, vertical piling should be selected as far as possible in the ore body with less developed fissures, so as to avoid jamming incidents in the drilling process. The diameter of the hole determines the choice of the type of rock drill. The type of stone drilled by the rock drill also affects the choice of drill diameter.
Pneumatic Rock Drill details
Application: in cleavability rocks like granite quarry and etc.
Original: Quanzhou, China
Certification: ISO9001,CE, SGS and etc.
Price: Negotiable
Material: steel and Pneumatic drive
Voltage: 380V 50Hz, the voltage can be as local demand
Payment term: TT, LC
Delivery date: Negotiable
Packing: export standard
Market: Southeast Asia/Middle East/ Africa/South America/Europe/North America
Warranty: 1 year
MOQ: 1 set
Pneumatic Rock Drill – High‑Performance Drilling for Quarries and Construction
A pneumatic rock drill is a high‑impact drilling tool powered by compressed air, designed for breaking, boring, and penetrating hard rock, concrete, and stone surfaces. These drills are widely used in stone quarries, mining operations, tunnel construction, foundation drilling, and blast hole preparation.
Pneumatic drills are renowned for their reliability, portability, and ability to operate in challenging environments where electricity or hydraulic power may not be practical. They deliver fast drilling speed, precise hole alignment, and consistent performance, making them essential for professional drilling crews and quarry operations.
How Pneumatic Rock Drills Operate
Pneumatic rock drills work by combining high-frequency impacts with rotational force. Compressed air drives a piston inside the drill, which strikes the drill bit repeatedly, fracturing rock and concrete with each blow. The rotation moves the drill bit forward and helps remove debris from the hole, maintaining consistent penetration.
Because the hammer action occurs directly at the drill tip, pneumatic drills provide efficient energy transfer, faster penetration rates, and reduced wear on the drill rod and machine components compared to traditional top-down percussion drills.
Key Features
⚡ High Impact Performance
Delivers strong, rapid hammer blows to break through granite, marble, basalt, and reinforced concrete efficiently.
🛠 Rugged & Durable Design
Constructed with industrial-grade steel and heavy-duty internal components, these drills withstand harsh quarry and mining environments while requiring minimal maintenance.
🔄 Versatile Drilling Angles
Capable of drilling vertical, horizontal, or inclined holes, providing flexibility for various quarry and construction layouts.
🧰 Compatible with Multiple Drill Bits
Supports cross chisel bits, solid drill bits, tapered shank bits, and other common rock drilling attachments for maximum adaptability.
💨 Safe & Efficient Air Operation
Pneumatic drills reduce spark hazards and are suitable for dusty, wet, or flammable conditions.
🎯 Ergonomic & Operator-Friendly
Many models include vibration reduction, comfortable handles, and adjustable feed controls, making long-term operation less fatiguing.
Applications
Quarry Block Drilling: Preparing holes for wire saws or blasting in granite and marble quarries.
Mining Operations: Drilling deep holes for anchors, ventilation, or blasting.
Tunnel & Civil Construction: Excavation of concrete and rock in tunnels, bridges, and foundations.
Roadworks & Pavement Drilling: Cutting precise holes in hard asphalt or concrete for infrastructure projects.
Demolition & Secondary Drilling: Pre-drilling for splitting or controlled breaking of rock and concrete.
Advantages Over Other Drilling Methods
Higher drilling speed and precision than manual or electric drills.
Durable and long-lasting even in harsh working conditions.
Low maintenance compared to hydraulic or electric alternatives.
Portable and versatile, ideal for confined spaces or remote sites.
Reduced operator fatigue with ergonomic and vibration-reduction features.
Typical Pneumatic Rock Drill Specifications
| Feature | Specification |
|---|---|
| Power Source | Compressed Air (Pneumatic) |
| Drill Bit Compatibility | Hex shank, tapered shank, cross chisel bits |
| Recommended Materials | Rock, granite, marble, concrete, asphalt |
| Impact Frequency | 800–1200 bpm (varies by model) |
| Air Pressure Requirement | 4–6 bar (adjustable by model) |
| Mounting Options | Handheld, air-leg, rig-mounted |
| Noise Level | <105 dB (approx., depending on model) |
Pneumatic Rock Drill Price Overview
Pricing varies depending on power, size, configuration, and accessories:
Handheld Pneumatic Rock Drills: Lightweight, portable, ideal for small jobs and rental use - lower-cost option.
Air-Leg Pneumatic Drills: Provides stable drilling and reduced operator fatigue, mid-range price.
Heavy-Duty Industrial Drills: Track or rig-mounted for large-scale quarry operations, high initial investment.
Packing, Storage, Handling and Transportation
After sales service team
Technical Team
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