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Product Introduction
ZLJ tunnel drilling rig
1.The machine mainly used for underground internal various angle water prospecting, exploration of coal, gas drainage, dust protection and water injection and other uses of the drilling.
2.360 degrees rotary drilling drilling of 50-300m.
3.It can also be used on the ground geological exploration, building foundation reinforcement and other uses of drilling.
Technology Parameters
| Item | Unit | Technical Parameter | |||||
| ZLJ-250 | ZLJ-350 | ZLJ-650 | ZLJ-400 | ZLJ-700 | |||
| Rated torque | High speed | 250 | 350 | 650 | 400 | 700 | |
| Medium speed | N·m | 150 | 250 | 380 | 230 | 520 | |
| Low speed | 85 | 100 | 214 | 130 | 310 | ||
| Rated speed | High speed | r/min | 340 | 350 | 270 | 340 | 410 |
| Medium speed | 192 | 170 | 151 | 192 | 198 | ||
| Low speed | . | 112 | 99 | 88 | 112 | 150 | |
| Rated pressure | Mpa | 8 | 8 | 8 | 8 | 8 | |
| Max feed force | kN | 9 | 9 | 34 | 9 | 34 | |
| Max pulling and lining force | kN | 12 | 12 | 12 | 12 | 12 | |
| Drilling angle | ° | 0~360° | 0~360° | 0~360° | 0~360° | 0~360° | |
| Capacity of drum | m | 26.3 | 26.3 | 40 | 26.3 | 40 | |
| Diameter of wire rope | Mm | 8.8 | 8.8 | 11 | 8.8 | 11 | |
| Drill rod caliber | mm | 42 | 42 | 42 | 42 | 42 | |
| Supply water pressure | Mpa | 0.6~1.2 | 0.6~1.2 | 0.6~1.2 | 0.6~1.2 | 0.6~1.2 | |
| Power | kW | 4 | 5.5 | 7.5 | 5.5 | 7.5 | |
| Voltage | V | 380/660 | 380/660 | 380/660 | 380/660 | 380/660 | |
| Rated current | A | 8.8/5.3 | 9/13.0 | 15/10.0 | 13.4/8.8 | 17.1/11 | |
| Dimensions | mm | 1235×630 | 1265×650 | 1200x1290 | 1280×700 | ||
| ×1165 | ×1020 | x700 | ×1230 | ||||
| Weight | Kg | 440 | 480 | 630 | 480 | 710 | |
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