| Parameter | Value |
|---|---|
| Model | JINT SD30 |
| Power Head Output Torque | 300 kN·m |
| Power Head Rotation Speed | 6–30 r/min |
| Max. Drilling Diameter (without casing) | 2,400 mm |
| Max. Drilling Depth | 48,000 mm (48 m) |
| Main Winch Max. Lifting Force | 300 kN |
| Main Winch Max. Lifting Speed | 65 m/min |
| Auxiliary Winch Max. Lifting Force | 75 kN |
| Thrust Force / Pull-out Force | 250 kN |
| Engine Model | Cummins QSL9 / QSM11 (Tier 3) |
| Engine Rated Power | 299 kW @ 1,900 rpm |
| Operating Weight (without tools) | 75,000 kg (75 t) |
| Hydraulic System Pressure | 33 MPa |
| Fuel Tank Capacity | 650 L |
| Undercarriage Width | 3,300 mm (retracted) / 4,400 mm (extended) |
| Overall Height (working) | 23,610 mm |
Highly stable chassis JINT SD30 Rotary Drilling Rig
Description
Detailed description
Description
Core Selling Points
300 kN·m large torque, realizing efficient drilling in hard strata and complex formations.
High-power engine matching stable hydraulic system, ensuring strong power and low failure rate.
Heavy-duty chassis with strong bearing capacity, adapting to various harsh construction sites.
High-efficiency winch system, improving construction progress and reducing project cycle.
Product Advantages
Power Advantage: 300 kN·m torque and 299 kW rated power, strong penetration, suitable for large-diameter and deep-hole drilling, easily coping with hard rock, gravel and other complex strata.
Reliability Advantage: Adopting imported Cummins engine and high-quality hydraulic components, mature structure design, low failure rate, long service life, and reducing downtime loss.
Efficiency Advantage: Main winch with 300 kN maximum lifting force and 65 m/min maximum lifting speed, fast hoisting and drilling speed, effectively improving construction efficiency and shortening project period.
Adaptability Advantage: Retractable undercarriage (3300mm/4400mm), stable chassis, strong traction, suitable for various large-scale foundation construction projects such as bridges, high-rises and roads.
Cost Advantage: Simple operation, convenient maintenance, low daily wear and tear, reducing long-term operating costs and bringing higher return on investment for users.



