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Advanced DTH Drilling Machines for Efficient Stone Quarrying
Advanced DTH Drilling Machines for Efficient Stone Quarrying
QKZ165-H
QKZ165-H
Discover DINOSAW DTH drill machin:20 years of excellence in stone extraction. Highly efficient for granite, marble, limestone. Contact us today to learn more!
Discover DINOSAW DTH drill machin:20 years of excellence in stone extraction. Highly efficient for granite, marble, limestone. Contact us today to learn more!


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Machine Details
Solve Your Quarry Challenges with DINOSAW DTH Drilling Machines
Are you facing slow drilling speeds in your stone quarry? Do inconsistent hole qualities impact your blasting efficiency? Are high operational costs eroding your profits? Is safety a constant concern in your operations?
DINOSAW’s Advanced DTH Drilling Machines are engineered to address these challenges head-on. Our drilling rigs deliver:

High-Efficiency Drilling
Faster speeds mean higher productivity and less downtime.
Precision Hole Placement
Accurate holes ensure better blasting results and reduce waste.
Cost-Effective Operations
Durable design and low maintenance needs lower your total cost of ownership.
Enhanced Safety
Advanced safety features protect your operators and equipment.

Product Functions and Benefits
DINOSAW DTH drilling machines are built for durability and efficiency, perfect for extracting hard stones like granite, marble, and limestone.
With cutting-edge technology, they adapt to complex terrains while minimizing resource wastage, ensuring maximum productivity for your quarrying projects.
CTAs For Customers with Clear Needs
Click to Consult: Have a specific requirement? Contact DINOSAW for tailored advice.
Browse More: Explore our full range of Industrial Machines,especially for stone and construction.
Related Tools: Enhance your operations with our Diamond Tools.
Keep Reading to Discover
Continue reading to discover why DINOSAW DTH drilling machines are the ultimate choice for your quarry. Learn how they work, why they outperform other options, and how to select the best machine for your needs. Explore real-world success stories and get answers to your most pressing questions about DTH technology.
Tech Specifications of DINOSAW DTH Drilling Rigs
Product model | QKZ90 - P | QKZ90 - E | QKZ165 - H |
Hole diameter (mm) | Φ65 - 90 | Φ65 - 90 | Φ90 - 165 |
Drilling depth (m) | Max.35 | Max.40 | Max.30 |
Feed rate (m/h) | 6 - 8 | 6 - 8 | 6 - 8 / 2 - 4 |
Stroke (m) | 1 | 1 | 1.5 |
Air consumption (m³/min) | 12 - 14 | 7 - 9 | 7 - 12 |
Working air pressure (Mpa) | 0.5 - 0.7 | 0.5 - 0.7 | 0.5 - 0.7 |
Rotary power source | Pneumatic | Electric | Hydraulic |
Feed power source | Pneumatic | Pneumatic | Hydraulic |
Equipped drill rod (mm) | Φ73*1000 | Φ73*1000 | Φ76*1500 |
Adjustable height of base (mm) | 220 | 220 | 400 |
Total weight (kg) | 500 | 520 | 700 |
Customizable options
Power source:Pneumatic, pneumatic-electric or pneumatic-hydraulic.
Hammers and dril bits:Fit diferent natural stone.
Any other changes or customizations?Feel free to inqury.
Understanding How DTH Drilling Works and Why It’s Superior
Machine Principle
Down-The-Hole (DTH) drilling is a method where the hammer is placed at the bottom of the drill string, directly above the drill bit. Compressed air or fluid is sent through the drill pipe to power the hammer, which delivers rapid percussive blows to the bit.
This direct impact breaks through even the hardest rocks with exceptional speed and precision, making it ideal for stone quarrying applications.

Structure of DTH Drilling Machines
A typical DTH drilling machine includes:
Drill Rig: The main frame that supports the entire system.
Hammer: Located at the drill string’s end, it generates percussive force.
Drill Bit: Attached to the hammer, it cuts into the rock.
Compressor: Supplies air or fluid pressure to power the hammer.
Control System: Regulates drilling parameters for optimal performance.
Why choose DTH drilling over other methods?
Efficiency: DTH excels in hard rock conditions where rotary drilling struggles, offering faster drilling speeds for granite and marble extraction.
Cost-Effectiveness: Less wear on bits and hammers translates to lower maintenance costs, reducing operational expenses.
Versatility: Ideal for quarrying, mining, geothermal drilling, and more, adapting to various project needs.
Safety: Reduced vibration and noise compared to traditional top-hammer drills, enhancing operator safety.
DINOSAW’s DTH machines leverage this superior technology to deliver unmatched performance in stone quarrying applications.

Why DINOSAW Are the Top Choice for DTH Drilling Machines
Selecting the Best Machine
DINOSAW DTH drilling machines stand out as the best choice for quarrying professionals due to their unparalleled features:
Advanced Technology: Incorporating cutting-edge innovations like AI and IoT integration for smarter operations, ensuring efficient drilling for complex terrains.
Durability: Built to withstand harsh quarrying environments, ensuring long-term reliability for granite drilling and marble extraction.
Versatility: Suitable for a wide range of materials, including limestone, granite, and marble, meeting diverse quarrying needs.
User-Friendly Design: Intuitive controls make operation accessible for both experienced and novice users, reducing training time.
Why Choose DINOSAW Machinery?
Choosing DINOSAW means partnering with a leader in hard material processing:
Expertise: Over 20 years of experience in developing stone processing machinery, backed by industry certifications like ISO standards.
Innovation: Continuous investment in R&D ensures our machines stay ahead of industry trends, offering advanced DTH technology.
Comprehensive Support: From initial consultation to after-sales service, we’re with you every step of the way, ensuring success in your quarrying projects.
Quality Assurance: ISO-certified manufacturing guarantees top-tier reliability and performance, giving you peace of mind.
When you choose DINOSAW, you’re not just buying a machine—you’re investing in a partner dedicated to your success.

Real-World Success: DINOSAW DTH Drilling in Action
Discover how DINOSAW’s DTH drilling machines have transformed quarrying operations across various industries:
Granite Quarry Efficiency
A large granite quarry struggled with slow drilling speeds and high operational costs. After adopting DINOSAW’s DTH machines:
Drilling speed increased by 30%, boosting overall productivity in granite drilling. Fuel consumption dropped due to more efficient operations, reducing resource wastage. Maintenance costs were reduced thanks to durable components, enhancing cost-effectiveness.
Marble Quarry Precision
In a marble quarry where precision is critical to minimize damage:
DINOSAW’s machines ensured accurate hole placement, reducing waste during marble extraction. Faster drilling times improved productivity without compromising quality, increasing profitability. Higher-quality slabs with fewer defects were achieved, meeting market demands.
Construction Foundation Work
For a construction project requiring deep foundation piles in hard rock:
DINOSAW’s DTH machines drilled efficiently through challenging geological conditions, adapting to complex terrains. Project timelines were reduced due to rapid drilling speeds, ensuring timely completion. Enhanced safety features minimized vibration-related risks, protecting operators during operations.
These case studies demonstrate how DINOSAW’s machines deliver tangible benefits across diverse applications, ensuring efficient drilling and enhanced extraction efficiency.

FAQs About DTH Drilling Machines
What is the difference between DTH and rotary drilling?
DTH uses a hammer at the drill string’s end for percussive blows, ideal for hard rock like granite and marble. Rotary drilling rotates the bit for cutting softer materials, less effective in tough conditions.
What sizes of holes can DINOSAW DTH machines drill?
Our machines handle a wide range, from Φ65 mm to 165 mm, depending on the model, suitable for various quarrying needs.
How deep can these machines drill?
Depths vary by model but can reach up to 40 meters or more in standard configurations, meeting deep drilling requirements for stone quarrying.
What power sources do they use?
DINOSAW DTH drilling machines support electric, pneumatic (air), or hydraulic power sources for flexibility across different sites, ensuring compatibility with your quarry setup.
Electric for versatility in urban settings, pneumatic for portability in remote areas, or hydraulic for heavy-duty tasks in large quarries.
What maintenance is required for DTH machines?
Regular checks include inspecting bits and hammers for wear, lubricating moving parts, and ensuring proper air pressure. Our team provides detailed maintenance guides to ensure longevity.
Are there training programs for operators?
Yes, DINOSAW offers comprehensive training to ensure safe and efficient operation of our machines, reducing risks and enhancing productivity.

Maximize Your Quarrying Efficiency with DINOSAW - Next Steps
Summary
DINOSAW’s Advanced DTH Drilling Machines are the ultimate solution for stone quarrying. With high-efficiency drilling, precision hole placement, cost-effectiveness, and enhanced safety, our machines are designed to elevate your operations.
Backed by DINOSAW’s expertise, innovation, and unwavering support, you can trust us to deliver results that matter for your granite drilling, marble extraction, and limestone quarrying projects.
Have questions or need a quote? Get in Touch today.
More Recommendations
Enhance your drilling or qurrying operations with complementary machines and tools from DINOSAW:
Invest in DINOSAW’s DTH drilling machines today and unlock new levels of efficiency and profitability in your quarrying projects.
Machine Details
Solve Your Quarry Challenges with DINOSAW DTH Drilling Machines
Are you facing slow drilling speeds in your stone quarry? Do inconsistent hole qualities impact your blasting efficiency? Are high operational costs eroding your profits? Is safety a constant concern in your operations?
DINOSAW’s Advanced DTH Drilling Machines are engineered to address these challenges head-on. Our drilling rigs deliver:

High-Efficiency Drilling
Faster speeds mean higher productivity and less downtime.
Precision Hole Placement
Accurate holes ensure better blasting results and reduce waste.
Cost-Effective Operations
Durable design and low maintenance needs lower your total cost of ownership.
Enhanced Safety
Advanced safety features protect your operators and equipment.

Product Functions and Benefits
DINOSAW DTH drilling machines are built for durability and efficiency, perfect for extracting hard stones like granite, marble, and limestone.
With cutting-edge technology, they adapt to complex terrains while minimizing resource wastage, ensuring maximum productivity for your quarrying projects.
CTAs For Customers with Clear Needs
Click to Consult: Have a specific requirement? Contact DINOSAW for tailored advice.
Browse More: Explore our full range of Industrial Machines,especially for stone and construction.
Related Tools: Enhance your operations with our Diamond Tools.
Keep Reading to Discover
Continue reading to discover why DINOSAW DTH drilling machines are the ultimate choice for your quarry. Learn how they work, why they outperform other options, and how to select the best machine for your needs. Explore real-world success stories and get answers to your most pressing questions about DTH technology.
Tech Specifications of DINOSAW DTH Drilling Rigs
Product model | QKZ90 - P | QKZ90 - E | QKZ165 - H |
Hole diameter (mm) | Φ65 - 90 | Φ65 - 90 | Φ90 - 165 |
Drilling depth (m) | Max.35 | Max.40 | Max.30 |
Feed rate (m/h) | 6 - 8 | 6 - 8 | 6 - 8 / 2 - 4 |
Stroke (m) | 1 | 1 | 1.5 |
Air consumption (m³/min) | 12 - 14 | 7 - 9 | 7 - 12 |
Working air pressure (Mpa) | 0.5 - 0.7 | 0.5 - 0.7 | 0.5 - 0.7 |
Rotary power source | Pneumatic | Electric | Hydraulic |
Feed power source | Pneumatic | Pneumatic | Hydraulic |
Equipped drill rod (mm) | Φ73*1000 | Φ73*1000 | Φ76*1500 |
Adjustable height of base (mm) | 220 | 220 | 400 |
Total weight (kg) | 500 | 520 | 700 |
Customizable options
Power source:Pneumatic, pneumatic-electric or pneumatic-hydraulic.
Hammers and dril bits:Fit diferent natural stone.
Any other changes or customizations?Feel free to inqury.
Understanding How DTH Drilling Works and Why It’s Superior
Machine Principle
Down-The-Hole (DTH) drilling is a method where the hammer is placed at the bottom of the drill string, directly above the drill bit. Compressed air or fluid is sent through the drill pipe to power the hammer, which delivers rapid percussive blows to the bit.
This direct impact breaks through even the hardest rocks with exceptional speed and precision, making it ideal for stone quarrying applications.

Structure of DTH Drilling Machines
A typical DTH drilling machine includes:
Drill Rig: The main frame that supports the entire system.
Hammer: Located at the drill string’s end, it generates percussive force.
Drill Bit: Attached to the hammer, it cuts into the rock.
Compressor: Supplies air or fluid pressure to power the hammer.
Control System: Regulates drilling parameters for optimal performance.
Why choose DTH drilling over other methods?
Efficiency: DTH excels in hard rock conditions where rotary drilling struggles, offering faster drilling speeds for granite and marble extraction.
Cost-Effectiveness: Less wear on bits and hammers translates to lower maintenance costs, reducing operational expenses.
Versatility: Ideal for quarrying, mining, geothermal drilling, and more, adapting to various project needs.
Safety: Reduced vibration and noise compared to traditional top-hammer drills, enhancing operator safety.
DINOSAW’s DTH machines leverage this superior technology to deliver unmatched performance in stone quarrying applications.

Why DINOSAW Are the Top Choice for DTH Drilling Machines
Selecting the Best Machine
DINOSAW DTH drilling machines stand out as the best choice for quarrying professionals due to their unparalleled features:
Advanced Technology: Incorporating cutting-edge innovations like AI and IoT integration for smarter operations, ensuring efficient drilling for complex terrains.
Durability: Built to withstand harsh quarrying environments, ensuring long-term reliability for granite drilling and marble extraction.
Versatility: Suitable for a wide range of materials, including limestone, granite, and marble, meeting diverse quarrying needs.
User-Friendly Design: Intuitive controls make operation accessible for both experienced and novice users, reducing training time.
Why Choose DINOSAW Machinery?
Choosing DINOSAW means partnering with a leader in hard material processing:
Expertise: Over 20 years of experience in developing stone processing machinery, backed by industry certifications like ISO standards.
Innovation: Continuous investment in R&D ensures our machines stay ahead of industry trends, offering advanced DTH technology.
Comprehensive Support: From initial consultation to after-sales service, we’re with you every step of the way, ensuring success in your quarrying projects.
Quality Assurance: ISO-certified manufacturing guarantees top-tier reliability and performance, giving you peace of mind.
When you choose DINOSAW, you’re not just buying a machine—you’re investing in a partner dedicated to your success.

Real-World Success: DINOSAW DTH Drilling in Action
Discover how DINOSAW’s DTH drilling machines have transformed quarrying operations across various industries:
Granite Quarry Efficiency
A large granite quarry struggled with slow drilling speeds and high operational costs. After adopting DINOSAW’s DTH machines:
Drilling speed increased by 30%, boosting overall productivity in granite drilling. Fuel consumption dropped due to more efficient operations, reducing resource wastage. Maintenance costs were reduced thanks to durable components, enhancing cost-effectiveness.
Marble Quarry Precision
In a marble quarry where precision is critical to minimize damage:
DINOSAW’s machines ensured accurate hole placement, reducing waste during marble extraction. Faster drilling times improved productivity without compromising quality, increasing profitability. Higher-quality slabs with fewer defects were achieved, meeting market demands.
Construction Foundation Work
For a construction project requiring deep foundation piles in hard rock:
DINOSAW’s DTH machines drilled efficiently through challenging geological conditions, adapting to complex terrains. Project timelines were reduced due to rapid drilling speeds, ensuring timely completion. Enhanced safety features minimized vibration-related risks, protecting operators during operations.
These case studies demonstrate how DINOSAW’s machines deliver tangible benefits across diverse applications, ensuring efficient drilling and enhanced extraction efficiency.

FAQs About DTH Drilling Machines
What is the difference between DTH and rotary drilling?
DTH uses a hammer at the drill string’s end for percussive blows, ideal for hard rock like granite and marble. Rotary drilling rotates the bit for cutting softer materials, less effective in tough conditions.
What sizes of holes can DINOSAW DTH machines drill?
Our machines handle a wide range, from Φ65 mm to 165 mm, depending on the model, suitable for various quarrying needs.
How deep can these machines drill?
Depths vary by model but can reach up to 40 meters or more in standard configurations, meeting deep drilling requirements for stone quarrying.
What power sources do they use?
DINOSAW DTH drilling machines support electric, pneumatic (air), or hydraulic power sources for flexibility across different sites, ensuring compatibility with your quarry setup.
Electric for versatility in urban settings, pneumatic for portability in remote areas, or hydraulic for heavy-duty tasks in large quarries.
What maintenance is required for DTH machines?
Regular checks include inspecting bits and hammers for wear, lubricating moving parts, and ensuring proper air pressure. Our team provides detailed maintenance guides to ensure longevity.
Are there training programs for operators?
Yes, DINOSAW offers comprehensive training to ensure safe and efficient operation of our machines, reducing risks and enhancing productivity.

Maximize Your Quarrying Efficiency with DINOSAW - Next Steps
Summary
DINOSAW’s Advanced DTH Drilling Machines are the ultimate solution for stone quarrying. With high-efficiency drilling, precision hole placement, cost-effectiveness, and enhanced safety, our machines are designed to elevate your operations.
Backed by DINOSAW’s expertise, innovation, and unwavering support, you can trust us to deliver results that matter for your granite drilling, marble extraction, and limestone quarrying projects.
Have questions or need a quote? Get in Touch today.
More Recommendations
Enhance your drilling or qurrying operations with complementary machines and tools from DINOSAW:
Invest in DINOSAW’s DTH drilling machines today and unlock new levels of efficiency and profitability in your quarrying projects.
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CONTINUOUSLY IMPROVE PRODUCTIVITY FOR USER
Customer first | Teamwork | Embrace change | Integrity | Passion | Commitment
CONTINUOUSLY IMPROVE PRODUCTIVITY FOR USER
Customer first | Teamwork | Embrace change | Integrity | Passion | Commitment
CONTINUOUSLY IMPROVE PRODUCTIVITY FOR USER
Customer first | Teamwork | Embrace change | Integrity | Passion | Commitment