Products Description
The RCQ515M Hydraulic Rotary Drilling Rig is a solution for modern foundation construction designed to deliver high efficiency, precision, and adaptability. With a 127HP (95KW) Yuchai engine-significantly more powerful than most small-scale rigs-this machine combines robust performance with compact mobility, making it suitable for diverse projects, from high-speed rail infrastructure to rural housing and municipal works. Its pressurized drilling mode achieves a maximum depth of 15 meters and handles 500-1200mm pile diameters, ensuring seamless integration into soft soil piling, geological prospecting, and complex foundation projects.

Technical Specifications
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Drilling diameter |
Φ500-Φ1200mm |
drilling depth |
15m |
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Diesel engine |
Yuchai 95KW |
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Power head torque (KN.m) |
45KN.m |
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Rotary speed (r/min) |
17-45RPM |
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Pressurized oil cylinder max push force |
80KN |
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Pressurized oil cylinder max lifting force |
100KN |
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Pressurized oil cylinder max Stroke |
2000mm |
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Main winch max lifting force |
120KN |
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Main winch max single rope speed |
60m/min |
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Main winch rope diameter |
20mm |
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Assisting winch max lifting force |
15KN |
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Assisting winch max single rope speed |
60m/min |
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Assisting winch rope diameter |
16mm |
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Travel speed |
3km/h |
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Max climbing gradient |
30° |
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Min ground clearance |
400mm |
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Crawler board width |
450mm |
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System working pressure |
32Mpa |
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Machine transportation dimension |
8X2.3X3.3m |
Weight |
16.5T |
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Machine working dimension |
5.7X2.3X9m |
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Advantages for Foundation Projects
1. Powerful & Efficient – Save Time on Site
Our patented small-torque, high-power design lets you drill large-diameter holes up to 1200mm while consuming less energy than traditional rigs. The 127HP engine delivers 45KN·m torque and 80KN thrust, achieving 30% faster drilling in cohesive soils and 40% higher efficiency in mixed gravel layers, helping you complete projects faster and reduce labor costs.
2. Precision & Quality – Ensure Strong Foundations
With 0.5% verticality control, each pile is installed accurately with ≤20mm deviation and a 95%+ integrity pass rate. The grooved drum and anti-abrasion winch prevent wire rope tangling, extending service life and minimizing maintenance downtime-keeping your project on schedule.
3. Flexible Mobility – Reach Any Site
Lightweight and transportable, this rig can be moved between sites in under 1 hour, perfect for multi-location projects such as high-speed rail or mountainous foundations. With 3km/h travel speed and 30° gradient climbing, it navigates uneven terrain without extra manpower.
4. Cost-Effective Operation – Maximize ROI
Automated controls cut labor costs by 50% and shorten project timelines by 30%. The energy-efficient hydraulic system reduces fuel consumption by 20%, lowering operational expenses while maintaining peak performance.
5. Durable & Safe – Peace of Mind
Key components undergo rigorous stress testing, offering a 25% higher safety factor than industry standards. The real-time HMI interface monitors depth, pressure, and engine status, helping operators prevent overload and maintain safe drilling conditions.

Packaging & Shipping
Delivery time: 10-15days
We use professional equipment to securely frame the boxes and assign a dedicated person to inspect each step of the process, ensuring safe transportation at all stages.


Certificate
Our products have passed CE certification and ISO9001 quality management system certification, ensuring that they meet international standards in terms of safety, reliability and quality.

FAQ
Q: Why is the price of the same model machine different?
A: Because the price of the drilling rig is influenced by configuration. Higher-end machine often come with superior equipment , adopting powerful brand engine, advanced control systems, and premium-quality drill pipes and bits.
Q: Why choose us?
A: Rancheng Machinery is a very professional drilling rig supplier in China. We have rich experience in this industry for 11 years. Now our products are serving around the world. We have high-quality drilling rigs, professional and efficient services, competitive prices and fast delivery.
Q: Do you offer any custom designs?
A: Yes, we have our trade factory. We provide our customers with customized service. We can produce a superior product for you by your designs.
Q: How to order?
A: Step 1, please tell us what model and quantity you need;
Step 2, then we will make a proforma invoice for you to confirm the order details;
Step 3, we confirmed everything, then arrange the payment;
Step 4, finally we deliver the goods within the stipulated time.
Q: When will make delivery?
A: About 10-15 work days after receipt of the payment.
Q: After-sales service
A: One-year warranty for all kinds of products;
Q: Can we visit your factory?
A: Yes, we warmly welcome you to visit our factory.
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