| After-sales Service: | Available |
|---|---|
| Warranty: | 6 Months |
| Condition: | New |
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| Model | 350 | 550 |
| Suitable Borehole Diameter,mm | φ170-φ270 mm | φ310-φ380 mm |
| Rock Hardness, F | 8-20 | 8-20 |
| Standard Borehole Diamter,mm | φ250 mm | φ310 mm |
| Max.Axle Feeding Pressure, KN | 350 | 600 |
| Feeding Stroke,m | 18.5 | 19 |
| Drilling Angle | 90° | 90° |
| Feeding Type | Hydraulic Motor | Hydraulic Motor |
| Feeding Speed(m/min) | 0-1.4 | 0-2 |
| Rated Rotation Driving Torque | 9.35KN.m | 29.86KN.m |
| Hydraulic Lifting Force, KN | 230 | 440 |
| Electrical Lifting Force, KN | 200 | 276 |
| Lifting Speed,m/min | 0-37 | 0-30(Electrical); 0-2.2(Hydraulic) |
| Rotation Speed,r/min | 0-90 | 0-90 |
| Drill Rod Diameter,mm | 217 | φ273mm |
| Air Compressor Type | Screw Compressor | Screw Compressor |
| Air Compressor Volume,M3 | 41.5 | 50 |
| Dust Air Pressure | 0.5MPa | 0.5MPa |
| Dust Removable Type | Wet Dusting Removable | Wet Dusting Removable |
| Lifting and Travelling Type | Hydraulic/Electrical | Hydraulic/Electrical |
| Travelling Speed,km/h | 0-1.5 | 0-1.14 |
| Gredability | 15% | 25%(14º) |
| Hydraulic Jacks | 4 | 4 |
| Electrical Voltage | 6.3KV-6.6KV | 6.3KV-6.6KV |
| Main Air Compressor Electrical Motor,kW | 200 | 250 |
| Rotary Electrical Motor,kW | 75 | 95×2 |
| Lifting and Travelling Electrical Motor,kW | 75 | 110 |
| Hydraulic Pump Electrical Motor,kW | 22 | 22 |
| Total Power | 461Kw | |
| Transformers | 500KVA | 630KVA |
| Drilling Rig Working Dimension,mm | 12646×6332×26332 | 14248×6110×27085 |
| Drilling Rig Dimension (Mast Horizontal),mm | 25885×6332×6490 | 27030×6110×7547 |
| Weight, T | 95 | 155 |
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