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| Warranty: | 15 Months |
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NO | Information | RL180 | RL200 | RL260 | RL300 | RL350S | RL400S | RL450S | RL500S |
1 | Max drilling depth | 180m | 200 m | 260m | 300 m | 350 m | 400m | 450 m | 500 m |
2 | Air pressure | 1.7-2.5Mpa | 1.7-2.5Mpa | 1.7-2.5Mpa | 1.7-3.0Mpa | 1.2-3.5 Mpa | 1.7-3.5 Mpa | 1.2-3.5 Mpa | 1.2-3.5 Mpa |
3 | Drill pipe length | 1.5/2/3m | 1.5/2/3.m | 1.5/2/3m | 1.5/2/3.0m | 1.5/3/6m | 1.5/3/6m | 1.5/3/6m | 1.5/2/3/6m |
4 | Axial pressure | 2T | 3T | 3T | 3T | 3T | 3T | 3T | 6T |
5 | Fast lifting speed | 20m/min | 20 m/min | 24 m/min | 24 m/min | 30 m/min | 30 m/min | 30 m/min | 30 m/min |
6 | Max rotary torque | 3200-4600 | 3400-4700N.m | 4000-5300N.m | 5700-7500N.m | 8000/4000 Nm | 8500/4250Nm | 9000/4500 Nm | 11000/5500Nm |
7 | Jacks stroke | 1.4m | 1.4 m | 1.4m | 1.4 m | 1.5 m | 1.6m | 1.6 m | 1.6 m |
8 | Driving speed | 2.5Km/h | 2.5 Km/h | 2.5Km/h | 2.5 Km/h | 2.5 Km/h | 2.5Km/h | 2.5 Km/h | 3 Km/h |
9 | Equipment weight | 4.5T | 4.7 T | 5.7T | 6.8 T | 7.5 T | 8.2T | 8.5 T | 10.5 T |
10 | Drilling diameter | 140-254mm | 140-254mm | 140-305mm | 140-305mm | 105-305 mm | 140-325mm | 105-400 mm | 105-400 mm |
11 | Air consumption | 17-31 m³/min | 17-31 m³/min | 17-31 m³/min | 17-36 m³/min | 16-55 m³/min | 16-55m³/min | 16-55 m³/min | 16-55 m³/min |
12 | Drill pipe diameter | 76/89mm | 76/89mm | 76/89mm | 76/89mm | 89/102 mm | 89/102mm | 89/102 mm | 89/102 mm |
13 | Lifting force | 12T | 13 T | 14T | 16 T | 18 T | 20T | 24 T | 30 T |
14 | Fast feeding speed | 40m/min | 40m/min | 40m/min | 40m/min | 55 m/min | 55m/min | 55 m/min | 58 m/min |
15 | Max rotary speed | 45/70r/min | 45/70 r/min | 45/70 r/min | 42/70 r/min | 60/120 r/min | 75/150r/min | 90/180 r/min | 75/150 r/min |
16 | Drilling efficiency | 10-35m/h | 10-35 m/h | 15-35 m/h | 15-35 m/h | 10-35 m/h | 15-35m/h | 10-35 m/h | 10-35 m/h |
17 | Uphill angle | 21° | 21 | 21° | 21° | 21° | 21° | 21° | 21° |
18 | Dimension | 3.95*1.63*2.25m | 3.95*1.75*2.25m | 3.95*1.75*2.25m | 4.1*2.0*2.26m | 5.78*1.7*2.25m | 6*2*2.55m | 5.85*1.8*2.4m | 6.52*1.85*2.5m |
19 | Engine power | 55KW | 58KW | 76KW | 85KW | 91KW | 103KW | 110KW | 118KW |
20 | Working condition | Loose layers and rocks | Loose layers and rocks | Loose layers and rocks | Loose layers and rocks | Loose layers and rocks | Loose layers and rocks | Loose layers and rocks | Loose layers and rocks |
21 | Drilling methods | Top drive hydraulic rotary and propulsion DTH impactor or mud drilling | Top drive hydraulic rotary and propulsion DTH impactor or mud drilling | Top drive hydraulic rotary and propulsion DTH impactor or mud drilling | Top drive hydraulic rotary and propulsion DTH impactor or mud drilling | Top drive hydraulic rotary and propulsion DTH impactor or mud drilling | Top drive hydraulic rotary and propulsion DTH impactor or mud drilling | Top drive hydraulic rotary and propulsion DTH impactor or mud drilling | Top drive hydraulic rotary and propulsion DTH impactor or mud drilling |




