Underground Drilling Rig (Hydraulic)
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HFU-3A
The HFU-3A hydraulic underground drilling rig is used for mining coal, geological surveying, metallurgy and engineering. This deepwater drilling rig can drill horizontally or vertically for coal mines and water injection. Stable and reliable, the offshore drilling equipment performs roller drilling, hard tungsten-carbide drilling and percussive-rotary drilling.
| Drilling depth | Φ 55mm drilling rod | 300m | Drill rod spec | Φ 55 ×1500mm | |
| Φ 71 × 1500mm | |||||
| Φ 71mm drilling rod | 200m | ||||
| Range of spindle rotating speed | 425-1280 rpm | Max. rotating torque of spindle | 795N.m | ||
| Working pressure | 25MPa | Spindle stroke | 1600mm | ||
| Max. lifting force of drill head | 62KN | Max. feeding force of drill head | 33KN | ||
| Sliding stoke of mast | 495 mm | Swing angle of mast bracket (left & right) | 90 ° | ||
| Swing angle of arm (up and down) | 100° | Power unit | YB225M-4(dIICT4) | ||
| Explosion-proof electric motor | 45KW/1480 rpm | ||||
| Dimensions | Main machine(L*W*H) | 2950*950*1850 mm | Weight | Main machine | 1000kg |
| Power unit | 1050kg | ||||
| Power unit(L*W*H) | 1900*980*1320 mm | ||||
| Operation cabinet | 140kg | ||||
| Operation cabinet(L*W*H) | 540*360*1080 mm |
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