Surface Core Drilling Rig For Geological Exploration And Mineral Exploration
A8 hydraulic surface core drilling rig is specially designed for surface coring operations. Its remote-controlled crawler design facilitates equipment relocation. This hydraulic drilling rig uses internationally recognized mainstream hydraulic components to ensure long service life, high efficiency, and reliability. It also features an optimized structural design for stability and sturdiness, along with various functional designs that enhance equipment safety and drilling efficiency.
Main Technical Features
1. The crawler chassis, which meets transport size requirements, facilitates long-distance transportation and relocation in mining areas.
2. Wireless remote control and hydraulic pilot control for crawler movement ensure safe operation.
3. The telescopic integrated drilling tower enables efficient and quick relocation operations.
4. The flip-type power head design facilitates salvaging and coring operations.
5. The floating design of the power head effectively protects drill pipe threads and reduces safety risks.
6. The chuck uses nitrogen springs for clamping, ensuring a stable grip.
7. A Cummins diesel engine is used to meet emission requirements.
8. With an optimized hydraulic system design and selected reliable components, the system is efficient, reliable, and more energy-saving.
9. The adaptive lower clamp ensures secure clamping.
Technical Parameters
Drilling Depth Guidelines
|
Drillrod |
Metric |
U.S. |
|
B |
3110 |
10230 |
|
NV-WALL |
2685 |
8832 |
|
N |
2400 |
7895 |
|
HV-WALL |
2020 |
6645 |
|
H |
1625 |
5345 |
|
P |
1070 |
3520 |
The drilling depth capacity is a value derived from equipment configuration, formation, full-hole fluid circulation, and actual construction. It is affected by fluid conditions in the hole, formation, operating environment, drilling techniques, and equipment status.
Engine
|
Drillrod |
Metric |
U.S. |
|
Type |
CUMMINS |
QSC8.3-C275 |
|
DISPL |
8.3L |
506in3 |
|
2500RPM |
205KW |
275hp |
|
Emissions |
Stage Ⅲ |
Tier 3 |
Drill Head
|
Speed RPM |
130-1300RPM |
|
Torque |
560-5800Nm |
|
Feed Stroke |
3500mm |
|
Spindle Dia |
117mm |
|
Holding Capactly |
200KN |
Hydraulic System
|
Drillrod |
Metric |
U.S. |
|
Primary Pump |
Load Sensing |
|
|
Max Pressure |
310Bar |
4500psi |
|
Max Flow |
318L/m |
84GPM |
|
2nd Pump |
Load Sensing |
|
|
Max Pressure |
210Bar |
3000psi |
|
Max Flow |
143L/m |
38GPM |
|
3nd Pump |
Load Sensing |
|
|
Max Pressure |
140Bar |
2000psi |
|
Max Flow |
36L/m |
9.5GPM |
|
Hydraulic Oil Cooler |
Air Cooler |
|
Drill Mast and Feed System
|
Specifications |
Metric |
U.S. |
|
Mast Length |
13.7m |
45ft |
|
Mast Dump |
1.3m |
4.27ft |
|
Rod Pull Length |
9m |
29.6ft |
|
Max Pull Capactly |
260KN |
58448lbf |
|
Max Thrust Capactly |
100KN |
22480lbf |
|
Drilling Angle |
45°-90° |
|
Main Winch
|
Specifications |
Metric |
U.S. |
|
Motor |
Variable Motor |
|
|
Hook Load |
178KN |
40000lbf |
|
Hosting Speed |
66m/min |
217ft/min |
|
Cable Dia |
22mm |
7/8in |
|
Cable Length |
35m |
115ft |
Wireline Hoist
|
Specifications |
Metric |
U.S. |
|
Motor |
Single Motor |
|
|
Bare Drum Level Pull |
18KN |
4046lbf |
|
Bare Drum Line Speed |
150m/min |
493ft/min |
|
Cable Dia |
6mm |
0.236in |
|
Drum Capactly |
2600m |
8552ft |
Mud Pump
|
Specifications |
Metric |
U.S. |
|
Type |
BWF250 |
|
|
Max Pressure |
100bar |
1450psi |
|
Max Flow |
320L |
84GPM |
Foot Clamp
|
Specifications |
Metric |
U.S. |
|
Max Dia |
150mm |
5.9in |
|
Max Clamp Rod |
PQ(114.3mm) |
4.5in |
|
Clamp Capacity |
200KN |
44960lbf |
Mixer
|
Specifications |
Metric |
U.S. |
|
Max Speed |
2000rpm |
|
|
Max Torque |
60Nm |
44lbft |
Options
1. FMC Mud Pump
2. Tool Kit
3. Engine Plateau Kit
4. Hot climate Hydraulic cooler
5. Hydraulic Waste Mud Pump











