| Customization: | Available |
|---|---|
| After-sales Service: | Yes |
| Warranty: | 1 Year |
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The Pinnacle of Hydraulic Force for Ultra-Deep Coring
Venturing beyond the 1500-meter threshold represents the zenith of conventional surface-based core drilling, a realm where equipment is pushed to its absolute mechanical and operational limits. The GD-1500 Fully Hydraulic Core Drilling Rig is engineered not merely to reach this depth, but to master it with authority, setting a new benchmark for what is achievable. It embodies a singular focus on overcoming the exponential increase in downhole resistance, string weight, and system pressure, making it the definitive tool for frontier mineral exploration and the most demanding geotechnical investigations on the planet.
This mastery is fundamentally anchored in an unprecedented hydraulic power reserve. The rig is driven by a formidable 180KW Weichai six-cylinder engine, providing the immense continuous energy required. This energy is channeled into a high-pressure hydraulic circuit rated at 31.5 MPa, a significant elevation over standard systems. This elevated pressure is the key to generating and controlling the colossal forces needed at extreme depth. The system drives a specialized plunger motor and oil pump assembly, paired with a three-speed gearbox featuring a floating main shaft. This combination yields a groundbreaking 4000 N.m of torque, providing the sheer rotational force required to power large-diameter core barrels through the most competent rock formations encountered at total depth.
Harnessing this immense power demands a structure of equal fortitude and precision. The GD-1500 utilizes a heavy-duty, customizable-length, ground-contact integrated tower. This structure is engineered to act as an unyielding column, resisting any flex under the tremendous loads applied. This rigidity is coupled with a massive 28-ton feed system. The synergy between a non-deflecting guide and this monumental, hydraulically precise feed force is absolutely critical; it ensures that the incredible torque is translated directly into productive cutting action at the bit face, rather than being lost to string whip or borehole wall friction, guaranteeing straight-hole drilling and exceptional core recovery even at the outer limits of reach.
Operating at this pinnacle necessitates an uncompromising philosophy towards safety and asset protection. The rig's mobility is provided by robust steel tracks, capable of supporting its significant weight on challenging terrain. The control system is governed by sophisticated anti-accident logic. The proprietary V-shaped self-weight gripper with constant pressure release functions as the ultimate failsafe. In an environment where the mass and value of a 1500-meter drill string are immense, this mechanical locking system provides absolute security against accidental release, protecting a monumental capital investment in rig time and tools, and safeguarding the priceless geological data contained within the core barrel.
GD-1500 Ultra-Deep Drilling Specifications
| System Parameter | Specification for 1500-Meter Operations |
|---|---|
| ULTIMATE DEPTH CAPACITY | |
| Maximum Designed Drilling Depth | 1500 Meters |
| Standard Drill Pipe Options | 1.5 / 2.0 / 3.0 Meter Lengths |
| Compatible Tool Sizes | PQ, HQ, NQ, BQ Series |
| HIGH-PRESSURE POWER SYSTEM | |
| Prime Mover | Weichai 180KW, 6-Cylinder Diesel |
| ADVANCED ROTARY DRIVE | |
| Drive Configuration | Plunger Motor & Pump with 3-Speed Gearbox |
| Key Design Feature | Floating Main Shaft (Thread Protection) |
| Maximum Torque Output | 4000 Newton-meters (N.m) |
| STRUCTURAL & FEED SYSTEM | |
| Tower Design | Ground-Contact Integrated (Customizable Length) |
| Maximum Feed/Breakout Force | 28 Tons |
| HYDRAULIC SYSTEM PRESSURE | |
| System Maximum Working Pressure | 31.5 Megapascals (MPa) |
| MOBILITY PLATFORM | |
| Undercarriage Type | Steel Track System |
| SAFETY & INTEGRITY SYSTEMS | Anti-Accident Contact Protection, V-Type Self-Weight Safety Gripper with Constant Pressure Release |
| PHYSICAL DIMENSIONS & WEIGHT | Approx. 6350mm L x 1850mm W x 2300mm H; Total Weight ~7800 kg |
The GD-1500 is the industry's apex machine for ultra-deep coring. It delivers an unrivaled combination of extreme hydraulic pressure, massive torque and feed force, and foundational safety, providing the capability to confidently and reliably explore the deepest geological frontiers and retrieve the definitive data that lies therein.
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