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ST-300 crawler borehole pneumatic deep borewell drilling rigs
1.Overview of ST-300 Pneumatic Drilling Rig
2.ST-350S Pneumatic Drilling Rig Parameter:
ST300 trailer mounted water well drilling rig | |
The weight | 8T |
Drilling diameter | 105-300mm |
Drilling depth | 300m |
One-time advance length | 4m |
Walking speed | 2.5km/h |
Climbing angles | Max.30° |
Equipped capacitor | 65-70KW |
Using air pressure | 1.7-3.0Mpa |
Air consumption | 17-30m³/min |
Drill pipe diameter | φ50mmΦ76 mm φ89mm |
Drill pipe length | 1.5m 2.0m 3.0m |
Rig lifting force | 12T |
Swing speed | 45-70rpm |
Swing torque | 3500-5900N.m |
Dimension | 4m×1.9m×2.3m |
3. Advantages of ST-300 pneumatic water well drilling rig:
Large Hole Diameter
Deep Drilling
High Penetration Rate, especially under pure rock condition
Flexible Movement
Wide Application Area