Description
Technical Specifications:
Make: | PRL | |
Model & Type | PWD-30 | |
Capacity: DTH Drilling | ||
Drill hole diameter | 4 inch (101.6 mm) | |
Max overburden diameter | 6 inch (152.4 mm). | |
Drill rod diameter | 2 1/2 inch (63.3mm) | |
1 | Drill rod length | 5 feet (1.5 meter) |
2 | Mounting Platform Structure | Electrically welded steel structure covered with 5mm Chequered plate. |
Carrier Trolley | 3 wheel mounted on Wagon to carry drilling rig. | |
3 | Gross Vehicle Weight | 3.0 Ton |
Mast Assembly | Sturdy structural channel mast structure electrically welded. | |
Mast overall length | 3500 mm | |
Rotary Head travel | 3100 mm | |
4 | Centralize opening | 10 ” (254mm) |
Raising and lowering by hydraulic cylinder | ||
Feed System | Feed & Hoist actuation: Sprocket, Chains & Pneumatic Motor. 4 Cylinder Piston type Air Motor with spur cum worm drive Gearbox | |
BHP | 4.5 | |
Type of Feed | Chain feed | |
Pull Down Force | 2200 kgf | |
Pull Up Force | 2200 kgf | |
5 | Pull Up & Pull Down Speed | 15 mtrs/min |
Rotary Head | 4 Cylinder Piston type Air Motor with spur type Reduction Gearbox | |
BHP | 4.5 | |
6 | Torque | 115kgm |
Rotation Speed | Spindle RPM : 0-80 | |
The RH unit travels on Mast assembly to absorb sudden shock loads encountered during drilling operation. | ||
7 | Airline Lubricator Make | Spinc or any reputed make |
Capacity | 450 cfm @ 150 psi | |
Air compressor | Trolley mounted Air compressor. | |
Make | ELGI/Atlas Capco or Equivalent reputed | |
8 | Capacity | 450 cfm @ 150 psi |