Drilling depth: 500m
Drilling diameter: 140-400mm
Main motor power: 132kw
The JTRC-500 Gas-Lift Reverse Circulation (RC) Drill Rig is designed for deep water wells, large-diameter boreholes and industrial groundwater drilling projects. With a 500 m maximum drilling depth, 300–1,200 mm hole diameter range and 247 kW Weichai WP10 diesel engine, this heavy-duty crawler-mounted drilling rig delivers 18,000 N·m rotary torque and 400 kN lifting force for demanding drilling operations.
| Model | JTRC-500 |
| Max. Drilling Depth | 500 m |
| Hole Diameter | 300–1,200 mm |
| Engine Power | Weichai WP10 · 247 kW |
| Rotary Torque | 18,000 N·m |
| Power Head Lifting Force | 400 kN |
| Power Head Feed Force | 200 kN |
| Overall Weight | 32,000 kg |
| Drilling Method | Gas-Lift Reverse Circulation |
| Drill Pipe Diameter | 140 / 168 mm |
| Drill Pipe Length | 3 m |
| Rotary Speed | 0–60 rpm |
| Engine Power (HP) | 336 HP |
| Chassis Type | Crawler-Mounted |
| Transport Length | 11,800 mm |
| Transport Width | 3,200 mm |
| Transport Height | 3,800 mm |
| Maximum Gradeability | 25° |
The JTRC-500 features a 247 kW Weichai WP10 diesel engine and a hydraulic rotary power head delivering 18,000 N·m torque with 0–60 rpm rotational speed. Its 400 kN lifting force and 200 kN feed force support heavy drill-string handling and controlled drilling in deep, large-diameter borehole applications.
The rig is designed for gas-lift reverse circulation drilling, using compressed air to assist the upward movement of drilling fluid and cuttings through the return passage. The specified drill pipes are 140 mm and 168 mm in diameter, with 3 m lengths. Air supply, circulation components, drilling tools and borehole construction equipment should be configured according to project depth, diameter and geological conditions.
Get factory-direct pricing, technical specifications and FOB or CIF shipping options for your deep drilling or groundwater development project.
Tell us your required drilling depth, hole diameter, geological conditions, water well application and destination country. We can discuss the appropriate air-lift circulation system, drill pipes, compressor requirements, drilling tools and transport arrangements.
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500 m Drilling Depth & Large-Bore Capability: Combines a 500 m maximum drilling depth with a 300–1,200 mm hole diameter range for deep water wells and large-diameter drilling projects.
247 kW Diesel Power & 18,000 N·m Torque: Weichai WP10 engine and hydraulic rotary power head provide the torque required for heavy drill-string rotation and demanding borehole operations.
400 kN Lifting Force & Heavy-Duty Crawler Chassis: High-capacity lifting and feed systems support large-bore drilling, while the crawler-mounted design facilitates positioning and movement on suitable project sites.
Maximum drilling depth and hole diameter are separate rated parameters; 1,200 mm diameter drilling to 500 m is not implied. Actual performance depends on geological conditions, drilling method, air-lift circulation design, drill-string configuration and available air supply. Compressor, drilling tools, circulation accessories and supply scope must be confirmed in the final technical proposal. Transport dimensions and logistics arrangements are subject to the final machine configuration.

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