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| After-sales Service: | 1years |
| Warranty: | 1years |
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Widely used in small dia. & deep borehole construction in civil engineering, high main hoist lifting up and down speed, high verticality of finished borehole, high working efficiency in civil construction.
Special chassis
Telescopic large widening chassis designed for rotary drilling rig, roller type large diameter slewing bearing to guarantee the high stability in deep borehole construction.
Economical and energy-saving
Imported large-displacement E.FI engine with strong power, adopts power optimization control technology, adjusts power distribution in real time, fast response speed, higher fuel efficiency and more energy-saving
High reliability
The mast adopts box structure with strong resistance to torsion and fatigue; sixth generation kelly bar adopting upgraded material and strengthened block ring, the overall strength increased by 25% with high drilling ability in strongly weathered rock layer.
Intelligent upgrade
10-inch HD touch screen, fast response and more convenient operation.
| Model | SR155 | |
| Pile | Max.pile diameter | 1500mm |
| Max.pile depth | 56/44m | |
| Rotary Drive | Max.output torque | 155kN.m |
| Speed of rotation | 5-35rpm | |
| Crowd System | Crowd force | 155kN |
| Line pull | 160kN | |
| Stroke | 4200mm | |
| Main Winch | Line pull | 160kN |
| Rope diameter | 26mm | |
| Max.line speed | 80m/min | |
| Auxiliary Winch | Line pull | 60kN |
| Rope diameter | 14mm | |
| Max.line speed | 75m/min | |
| Mast Inclination | Forward/Backward | 5/90° |
| Lateral | ±3° | |
| Main Chassis | Engine power | 147/2050 kw/rpm |
| Engine displacement | 6373L | |
| Chassis length | 5972mm | |
| Extended width | 4100mm | |
| Track shoe width | 700mm | |
| Swing radius | 3717mm | |
| Overall Machine | Overall height | 18592mm |
| Operating weight | 48t | |
| Transport width | 3140mm | |
| Transport height | 3262mm | |
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