SR255-S Rotary Drilling Dig


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SR255-S Rotary Drilling Dig
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Tel:+86-18964444930
Main Dimension
| Main parameters | Unit | |
| Drilling | ||
| Maximum drilling diameter | mm | 2000 |
| Maximum drilling depth | m | 54/68 |
| Power head | ||
| Rated output torque | kN·m | 255 |
| rotational speed | rpm | 5~34 |
| Pressurization system | ||
| Apply pressure | kN | 230 |
| Pulling force | kN | 270 |
| stroke | mm | 5000 |
| Main hoist | ||
| lifting force | kN | 275 |
| wire rope diameter | mm | 32 |
| Maximum speed | m/min | 80 |
| Auxiliary hoist | ||
| lifting force | kN | 80 |
| wire rope diameter | mm | 20 |
| Maximum speed | m/min | 70 |
| Mast tilt angle | ||
| front/back | ° | 5/90 |
| left/right | ° | ±3 |
| Chassis | ||
| Engine Model | / | Cummins L9 |
| Engine power | kW/rpm | 272/1900 |
| emission | / | Chinese Ⅳ |
| Displacement | L | 8.9 |
| chassis unfolding width | mm | 4500 |
| track width | mm | 800 |
| Tail turning radius | mm | 4525 |
| Main unit | ||
| Height | mm | 23070 |
| Weight | t | 85 |
| Transport width | mm | 3540 |
| Transport height | mm | 3670 |
| Transport length | mm | 16590 |
| Drill pipe model | Weight (kg) | Drilling depth (m) |
| Ф445×4×13 | 9900 | 46 |
| Ф445×4×14 | 10000 | 50 |
| Ф445×4×15 | 10600 | 54 |
| Ф445×5×14 | 10200 | 63 |
| Ф445×5×15 | 10900 | 68 |





