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Model | YG-160A | YG-180 | YG-280 | YG-320 | YG-320A |
Engine rated power | 100KW | 97KW | 160KW | 140KW/160KW | 160KW |
Push and pull | Cylinder | Motor | Motor | Cylinder | Motor |
Maximum drag/feed force | 160/100KN | 180/180KN | 280/280KN | 320/320KN | 320/320KN |
Maximum torque of power head | 5000N.n | 6000N.n | 10000N.n | 12000N.n | 12000N.n |
Power head speed | 0-180r/min | 0-140r/min | 0-120r/min | 0-140r/min | 0-140r/min |
Moving speed of power head | 30m/min | 20m/min | 20m/min | 20m/min | 20m/min |
Maximum reaming hole diam | Φ600mm | Φ600mm | Φ750mm | Φ800mm | Φ800mm |
Drill rod length (single) | 3m | 3m | 3m | 3m | 3m |
Drill pipe diameter | Φ60mm | Φ60mm | Φ73mm | Φ73mm | Φ73mm |
Drill angle | 10-23° | 10-22° | 10-23° | 10-20° | 10-20° |
Maximum mud flow | 160L/min | 250L/min | 320L/min | 320L/min | 320L/min |
Maximum mud pressure | 100bar | 80bar | 80bar | 80bar | 80bar |
Overall quality | 6700kg | 8500kg | 12500kg | 11500kg | 11200kg |
Dimensions (length*width*height) | 5700*1820*2400 mm | 6400*2270*2340 mm | 7100*2260*2450 mm | 7100*2250*2450 mm | 7662*2162*2450 mm |









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