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Shandong Weixin Agricultural
Science and Technology Co., Ltd.
+86-17753785400 contact@chinacoalintl.com
1. It works with air compressor, using DTH drilling method, fast drilling speed in hard rock,stone especially mountain areas. 2. DFQ-300 is designed for water well,geothermal air conditioning,also bla
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I. General intruduction
1. It works with air compressor, using DTH drilling method, fast drilling speed in hard rock,stone especially mountain areas.
2. DFQ-300 is designed for water well,geothermal air conditioning,also blast hole drilling.
3. It is powered by 90kw diesel engine, powerful.
II. DFQ-300 Introduction and Advantages:
*300m drill depth,105-305mm hole diameter
*DTH drill rools,Fastest drilling rig for Rocky areas
*Top drive,Fully Hydraulic drilling
*Can work with both Mud pump and Air compressor,strong adaptability
* Crawler mounted, easy movable
III. Scope of application of Drilling Rig
1,Water wells
2,Mineral prospecting
3,Blast holes
4,Geological prospecting;
5,Foundation holes of small buildings
6,Geothermal air-conditioner holes
| No. | Item | Parameter |
| 1 | Drilling caliber | Φ105-305mm |
| 2 | Max. drilling depth | 300m |
| 3 | Diameter of drill pipe | Φ89,Φ102 |
| 4 | Gas consumption | 10~36 m³/min |
| 5 | Power | 108Kw/2000rpm |
| 6 | Walking speed | 0~2.5 Km/h |
| 7 | Leg cylinder stroke | 800 mm |
| 8 | Propulsion | 7.0 tonf |
| 9 | Lifting force | 15 tonf |
| 10 | Speed of spindle | Fast 135 rpm |
| Slow 52 rpm | ||
| 11 | Rotary torque | 4000/8000N.m |
| 12 | Weight | 7500 Kg |
| 13 | Dimension |
5200×2080×2760mm |
| Model | Movement | Borehole Diameter | Drilling Depth |
| DFQ-100 | Crawler | 105~150mm | 100m |
| DFQ-100W | Wheel trailer | 105~150mm | 100m |
| DFQ-150 | Crawler | 105~203mm | 150m |
| DFQ-150W | Wheel trailer | 105~203mm | 150m |
| DFQ-200 | Crawler | 105~203mm | 200m |
| DFQ-200W | Wheel trailer | 105~203mm | 200m |
| DFQ-250 | Crawler | 105~254mm | 250m |
| DFQ-300 | Crawler | 105~305mm | 300m |
| DFQ-400 | Crawler | 105~400mm | 400m |
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