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Model | YG-160A | YG-180 | YG-280 | YG-320 |
Engine rated power | 100KW | 97KW | 160KW | 140KW/160KW |
Maxi. feed force | 160/100KN | 180KN | 280KN | 320KN |
Maxi. torque | 5000N.n | 6000N.n | 10000N.n | 12000N.n |
Power head speed | 0-180r/min | 0-140r/min | 0-120r/min | 0-140r/min |
Moving speed of power head | 30m/min | 20m/min | 20m/min | 20m/min |
Maxi. reaming hole diameter | Φ600mm | Φ600mm | Φ750mm | Φ800mm |
Drill pipe diameter | Φ60mm | Φ60mm | Φ73mm | Φ73mm |
Entry angle | 10-23° | 10-22° | 10-23° | 10-20° |
Maximum mud flow | 160L/min | 250L/min | 250L/min | 320L/min |
Overall quality | 6700kg | 8500kg | 12500kg | 11500kg |
Dimensions | 5.7*1.82*2.4m | 6.4*2.27*2.34m | 7.1*2.26*2.45m | 7.1*2.26*2.45m |
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