Borehole Watering Steel Crawler Pneumatic Drilling Machine Rig For Hard Rocks
| Attribute | Value |
|---|---|
| Product Name | Large Pneumatic 350 Meters Borehole Watering Steel Crawler Drilling Rig Machine |
| Drilling depth | 350 m |
| Drilling diameter | 105-300mm |
| Warranty | 1 Year |
| Power type | Diesel |
| Color | Yellow |
| Weight | 7T |
| Rotary Head Stroke | 3.4m-6.0m |
| Rated Power | 55-132KW |
| Optional accessories | 90KW |
| Weight of the rig | 4m×1.7m×2.2m |
| Air pressure | 16-55m³/min |
The ST300 drilling rig offers exceptional flexibility for challenging terrain and is suitable for various applications including hydrology wells, coalbed methane exploration, shallow shale gas layers, geothermal projects, and coal-mine gas exploitation. With a drilling depth of 350 meters and hole diameter of 325mm, this rig can be customized with either wheels or crawlers.
| Parameter | Specification |
|---|---|
| Model | ST 350 Drilling Rig |
| Drilling depth | 350m |
| Hole diameter | φ140 - 325mm |
| Advance Length one time | 6.6m |
| Working pressure | 1.7-3.3MPa |
| Air consumption | 17-35m³/min |
| Length of rod | 1.5m, 2m, 3m, 6m |
| Diameter of rod | φ89, φ102, φ114 |
| Lifting power | 24T |
| Rotation torque | 6200-85000N.m |
| Rotation Speed | 55-115r/min |
| Diesel Engine | Yuchai |
| Engine Power | 92Kw/2200rpm |
| Travelling speed | 0-2.5 Km/h |
| Climb capacity | 30° |
| Weight | 9000kgs |
| Dimension | 5900x2000x2850mm |
| Application | Complicated geological conditions: Rock, Mud, Sand etc. |
| Drilling Way | Top drive hydraulic rotary and propulsion, Dth Drilling or Mud Pump Driling |
| DTH Hammer | 4",5",6",8",10" Drill hammer or CIR110, 130, 150,170 |
The ST 350 drilling rig incorporates advanced hydraulic technology featuring high torque hydraulic motor rotation and large bore drill hydraulic propulsion. Powered by a multi-cylinder engine with two-stage air filtration and specialized intake air compressor, this system extends engine life. The unique pump design simplifies maintenance while reducing costs. The centralized hydraulic control console ensures easy operation.
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