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DEBOOM's rotary drilling rig usage for bridage·high-speed railway,speedway,foundation.
| Condition | New | Place of Origin | Hunan China (Mainland) |
|---|---|---|---|
| Model Number | DBR220 | COLOR | BLUE |
| Details | DEBOOM's rotary drilling rig usage for bridage · high-speed railway,speedway,foundation. |
| Packaging Detail | nude package |
|---|---|
| Delivery Detail | dispatch within 30 days after receving the 30% deposit. |
Technical specification of DBR220
| TYPE | DBR220 |
| Chassis type | BONNYZJ22B-7 213KW |
| max. drilling dia | 2300mm |
| max. drilling depth | 70m |
| max. output torque | 250KN.m |
| drilling speed | 7-26rpm |
| max. push | 180kN |
| max. pull | 240 kN |
| stroke of crowd cylinder | 5300 mm |
| mast sideward | 6° |
| mast forward | 5° |
| main winch pull(1stlayer) | 240 kN |
| main winch rope dia | 28 mm |
| main winch line speed | 70m/min |
| auxiliary winch pull | 110 kN |
| auxiliary winch rope dia | 20mm |
| auxiliary winch line speed | 70m/min |
| operating height | 21045mm |
| operating width | 4400mm |
| transporting length | 15144mm |
| transporting height | 3520mm |
| transporting width | 3200 |
| Track plate length | 5538mm |
| Track plate width | 800mm |
| system pressure | 343bar |
| pilot pressure | 40bar |
| traction force | 440kN |
| total weight | 70t |
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