Integrated Surface DTH Drilling Rig Blast Hole Drill Rig Machine For Mine

Products Description

The RCZ453T Hydraulic DTH Drilling Rig is a compact yet high-performance rig specifically engineered for surface quarry operations and various bench blast hole drilling applications. It is suitable for mid-soft to mid-hard rock formations, meeting the needs of high production efficiency and precise blasting control. The maximum drilling depth reaches 28 meters, making it a strong choice for deep blasthole applications.

Specifications

Key Features

1. Precise Borehole Control for Optimal Blasting
The rig ensures straight and vertical boreholes with ±1° deviation accuracy, significantly enhancing blast pattern consistency and reducing over-excavation or under-excavation in quarry operations.

2. Presplitting and Combined Drilling for Enhanced Stripping Efficiency
By employing presplitting and combined hole drilling techniques, the RCZ453T accelerates stripping speed by over 20% while allowing steeper bench slopes (15°–20° steeper than traditional methods), minimizing waste and cutting excavation volume by 30%.

3. High Maneuverability and Terrain Adaptability
Featuring a track-mounted design with 10° oscillation capability, the rig navigates 25° slopes and 300mm ground clearance with ease, enabling 50% faster site relocation compared to conventional drills, even on rugged terrains.

4. Low-Center-of-Gravity Design for Stability and Flexibility
Its low-center-of-gravity structure and balanced weight distribution ensure good off-road stability, supporting vertical and inclined drilling (up to 60° angles) on uneven surfaces for versatile operation.

5. High-Torque Rotary Head for Challenging Rock Formations
Equipped with a 2,800 Nm high-torque rotary head (compatible with 3.5"/4" hammers) and a robust chain-driven feed beam, the rig overcomes rock jamming in medium-hard formations while maintaining drilling speeds 30% faster than competitors.

6. Dual-Stage Air Compressor for Energy Efficiency
The dual-stage air compressor delivers 20 bar working pressure for optimal energy efficiency, reducing fuel consumption by 15% compared to single-stage systems, with a 3.5m drill pipe option for deep-hole applications (maximum depth: 28m).

7. Fully Enclosed Cab for Safety and Comfort
The fully enclosed AC cab with FOPS/ROPS certification (falling object/rollover protection) features shock-absorbing mounts and noise reduction (<85 dB), providing a safe and comfortable environment for operators during long hours.

8. 360° Visibility for Precise Operation
The cab’s 360° visibility and intuitive controls enable precise drilling on inclined benches, minimizing operator fatigue and reducing error rates in challenging conditions.

9. Pneumatic-Assisted Maintenance for Efficiency
Pneumatic spring-assisted access doors and a spacious service bay allow quick, tool-free access to hydraulic and pneumatic components, while color-coded hoses and labeled wiring streamline maintenance and reduce downtime by 20%.

10. Dual-Stage Dust Collection for Environmental Compliance
The dual-stage dust collection system captures over 95% of PM2.5 particles, ensuring compliance with strict environmental

regulations and making the rig suitable for eco-sensitive sites.

11. Presplitting Technology for Improved ROI
By enabling steeper bench slopes through presplitting, the rig reduces ore dilution rates and improves recovery by 5–8%, delivering a return on investment (ROI) up to 25% faster than traditional drilling methods through lower waste and higher production efficiency.

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Henan Rancheng Machinery Co., Ltd., located in the historically renowned city of Zhengzhou, Henan Province, China, has been dedicated to the design and manufacturing of drilling rigs, mud pumps, air compressors, and drilling tools since its establishment in 2010. With deep industry experience and continuous innovative exploration, the company has gradually established a good reputation and influence in the industry.

Over the years, we have always adhered to the principle of quality first, committed to providing customers with high-quality, high-performance drilling equipment. Our series of drilling rigs not only have powerful drilling capabilities but also are easy to operate, adapting to various complex geological environments. As essential auxiliary equipment for drilling operations, mud pumps and air compressors have also received a great deal of attention to ensure their stable and efficient operation.

Our Agent In Foreign

We already have professional agents in Bulgaria, Russia, Romania, and Serbia. These experienced representatives not only offer accurate recommendations for equipment selection but also provide comprehensive technical support, including equipment installation and commissioning, routine maintenance, and troubleshooting.

With the support of local agents, you can enjoy timely, efficient communication and reliable after-sales service, ensuring a smooth and worry-free purchasing and usage experience.

We warmly welcome new partners from more countries to join us in delivering high-quality drilling equipment and professional services to customers worldwide.