Zhengzhou Defy M&E Equipment Co., Ltd.
Reputable Supplier of Drilling Rigs from China!
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Brief Introduce
It is widely used for water well drilling, geothermal air-conditioning project, and other boreholes, especially
applicable to the mountain area and rock formation water engineering.
Attracting features
1. It has different types. Four-wheel, crawler. Integrated tower and drill.
2. Hydraulic control system
With integrative drilling tower, supported by two high strength oil cylinder, hydraulic controlling the rise and fall of the tower.
The operation is extremely convenient, saving time and labor effort, creat max. benefit for the user.
3. DTH bit and DTH hammer
4. Spare parts
We providefactory cost accessoryall year round.
5.Power
Diesel engine
6.Mud pump or Air Compressor for cleaning mud
The machine can be equipped with a complete set of independent BW mud pump, with high pump flow rate and pressure,
convenient maintenance. Or use a set of air compressor.
Shipping and Delivery
Working site
Technical Parameters
| No. | Item | Parameter |
| 1 | Drilling caliber | Φ105-203mm |
| 2 | Max. drilling depth | 150m |
| 3 | Diameter of drill pipe | Φ73,Φ76 |
| 4 | Unit Length of drill pipe | 2000mm |
| 5 | Work pressure | 1.05-2.0 MPa |
| 6 | Gas consumption | 15~24 m³/min |
| 7 | DTH hammer | DHD350360 |
| 8 | Impacting frequency | 1200-1500Hz |
| 9 | Apply to rock hardness | f=6-12 |
| 10 | Power | 44Kw/2000rpm |
| 11 | Ground clearance | 210mm |
| 12 | Leg cylinder stroke | 600 mm |
| 13 | System pressure | 20MPa |
| 14 | Propulsion | 5.5 tonf |
| 15 | Lifting force | 10 tonf |
| 16 | Speed of spindle | Fast 120 rpm |
| Slow 85 rpm | ||
| 17 | Rotary torque | 2000N.m |
| 18 | Weight | 2800 Kg |
| 19 | Dimension | L3500×W1770×H2300mm |
Different models of same series
| 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 |
Contact Andrew Please/Sales Department
Skype: live:defy-drillingrig
Phone/WhatsApp: 86-18681448031
Tel: 86-371-55819257
Facebook: www.facebook.com/cndrillingrigs
Website: www.zzdefydrillrig.com