Hydraulic Core Drilling Rig, HFR-8
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HFR-8
Description
1. The HFR-8 hydraulic core drilling rig is a land drilling rig that is fully hydraulic and designed using our experience in working with the needs of industrial drilling companies. Based on our domestic and international customer base, we include features that meet the standards of many countries worldwide.
2. This core drill rig can be used on flat or hilly land and in high or low temperatures. The machine consists of a self-propelled chassis, power unit, mud pump and hoist. It is wire-line coring with a unique top drive function.
3. The oil drilling equipment has excellent performance, high working efficiency, easy operation and several safety features.
| Power Unit | Power | 276kW (370 HP) at 2100r/min |
| Drilling Capacity | NQ | 3000m (9840 feet) |
| HQ | 2400m (7872 feet) | |
| PQ | 1700m (5576 feet) | |
| Drill Head | RPM of Spindle | Three shifts / stepless change three 0-1250rpm |
| Max. Torque of Spindle | 7200N·m (5307 lbf · ft) at 170rpm | |
| 1300N·m (958 lbf · ft) at 1250rpm | ||
| Spindle Diameter | 121mm (4.76 inch) | |
| Max. Lifting Capacity of Spindle | 295kN (66316 lbf ) | |
| Max. Feeding Power | 152kN (34170 lbf ) | |
| Capacity of Main Hoist | Hoisting Force (Single Wire) | 120kN (26976 lbf ) |
| Steel Wire Diameter | 21.5mm (0.85 inch) | |
| Steel Wire Length | 50m (164 feet) | |
| Capacity of Wireline Hoist | Hoisting Force (Single Wire) | 15kN (3372 lbf ) (bare drum) |
| Steel Wire Diameter | 6.3mm (0.25 inch) | |
| Steel Wire Length | 2800m (9184 feet) | |
| Mast | Effective Hoisting Height | 9.6m (31.5 feet) |
| Mast Adjusting Angle | 0°-90° | |
| Drilling Angle | 45º of horizontal to 90º vertical down | |
| Feeding Stroke | 4700mm (185 inch) | |
| Slippage Stroke | 1100mm (43 inch) | |
| Foot Clamp | Clamping Scope | 55.5-117.5mm (2.19-4.63 inch) through hole Ф 154mm (6.06 inch) |
| Mud Pump | Type | Reciprocating pump triplex plunger |
| Model | BW 320 | |
| Stroke | 110mm (4.3 inch) | |
| Output Volume | 320, 230, 165, 118L/min (84.5, 61, 44, 31 US gallons / min) | |
| Discharge Pressure | 4.0, 5.0, 6.0, 8.0Mpa (580, 725, 870, 1160psi) | |
| Other | Weight | 25000Kg (55125 lb) |
| Transportation Dimensions (L × W × H) | 8300 ×2400 ×3500mm (326.8 ×94.5 ×137.8 inch) |
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