JINTAI SD15 Hydraulic Rotary Drilling Rig
Overview
| Category | Bored Piles |
| Mast Structure | Parallelogram Mast Type |
| Max Torgue | 150 kNm |
| Max Diameter | 1,500 mm |
| Max Depth | 50 m |
| Weight | 55 ton |
Description
The SD15 is a self erecting, 75 ton drilling rig particularly suitable for drilling great diameters using the kelly bar system and with casing tubes directly with the rotary.
Technical Specification
Rotary
| Torque | 150 kNm | 110,634 ft. lbs |
| Crowd Cylinder Push – Pull Force | 160 -160 kN | 35,969 – 35,969 lbf |
| Crowd Cylinder Stroke | 4000 mm | 13 ft |
| Crowd Winch Push – Pull Force | 200 – 200 kN | 44,962 – 44,962 lbf |
| Crowd Winch Stroke | 10000 mm | 33 ft |
| Maximum Speed of Rotation | 30 rpm | 30 rpm |
Winch System
| Main Winch – Line Pull | 140 kN | 31,473 lbf |
| Main Winch – Rope Diameter | 23 mm | 0.91 in |
| Auxiliary Winch – Line Pull | 50 kN | 11,240 lbf |
| Auxiliary Winch – Rope Diameter | 18 mm | 0.71 in |
Engine
| Brand | CUMMINS | |
| Model | 6BTAA5.9-C | |
| Engine Output | 133 kW @ 2,000 rpm | 178 hp @ 2,000 rpm |
Hydraulic System
| Hydraulic Pressure | 330 bar | 4,786 psi |
Expandable Crawlers
| Length | 5090 mm | 17 ft |
| Width | 3150/4300 mm | 10.33/14.10 ft |
| Shoe Width | 700 mm | 2.3 ft |
Weight & Height
| Mast Height | 20.1 m | 66 ft |
| Self Weight (Without drilling tools) | 45.5 ton | 100,310 lbs |
| Operating Weight | 55 ton | 121,254 lbs |