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| Warranty: | 1 Year |
| Certification: | CE, ISO 9001:2000 |
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It is suitable for detecting geological structure coal seams, water exploration, gas drainage, coal body water injection, pressure relief holes, tunnel penetration advance holes, tunnel anchor support holes and other special purposes. This machine has high working efficiency, low footage cost, high hole-forming quality, and low labor intensity for workers. It is one of the necessary equipment in the coal mining industry.
| Model | HQZ400L | HQZ400L |
| Drill Mast (m) | 3 | 6 |
| Drilling diameter (mm) | 130-325 | 130-325 |
| Drilling depth (m) | 400 | 400 |
| one-time advance length (m) | 3.6 | 6.6 |
| Main motor power | 110kw | 110kw |
| Working pressure (mpa) | 1.7-3.5 | 1.7-3.5 |
| Air consumption (m³/min) | 17-35 | 17-35 |
| Drill pipe diameter (mm) | 89/102/108 | 102/108/114 |
| Drill pipe length (m) | 1.5/2.0/3.0 | 3.0/6.0 |
| Lifting force (T) | 25 | 25 |
Main feature:
1.Pneumatic water well drilling rig with fast drilling speed and low fuel consumption per unit.
2.Crawler type chassis for improved off-road performance.
HQZ pneumatic water well drilling is a lightweight, efficient and multifunctional drilling equipment.It is suitable for industrial, civil drilling and geothermal drilling projects.
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