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Features and Usage
Handy,lqarge torque,easy operation and maintenance。Drilling and bolting can be achieved by one machine.It is mainly used for drilling hole bolting on the roof of coal and rock roadways.The hardness of the roof should be f≤8.
Pneumatic Roof Bolter Main Specifications
| MQT-85C1A | MQT-85C2A | MQT-85C3A | MQT-110/2.5I | MQT-110/2.5II | MQT-110/2.5III | MQT-120/2.7I | MQT-120/2.7II | MQT-120/2.7III | MQT-130C1 | MQT-130C2 | MQT-130C3 | ||
Working pressure | MPa | 0.4～0.63 | 0.4～0.63 | 0.4～0.63 | 0.4～0.63 | |||||||||
Nominal pressure | MPa | 0.5 | 0.5 | 0.5 | 0.5 | |||||||||
Nominal speed | rpm | 240 | 240 | 220 |
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Nominal torque | N.m | 85 | 110 | 120 | ≥130 | |||||||||
Idle speed | rpm | 680 | 750 | 750 | ≥700 | |||||||||
Air consumption | lpm | 3000 | 3400 | 3800 | 3700 | |||||||||
Max.output power | kW | 2.3 | 2.6 | 2.8 | 3.3 | |||||||||
Max.push force | kN | 9.9 | 9.9 | 11.4 | 11.4 | |||||||||
Nominal push force | kN | 7.9 | 7.9 | 9.1 | 9.1 | |||||||||
Torque at max.load | N.m | 170 | 180 | 190 | 233 | |||||||||
Stall torque | N.m | 180 | 190 | 200 | 242 | |||||||||
Rinsing water pressure | MPa | 0.6～1.2 | 0.6～1.2 | 0.6～1.2 | 0.6～5.0 | |||||||||
Noise level dB | Db(A) | 95 | 95 | 95 | 95 | |||||||||
Min.Height | mm | 1430 | 1280 | 1155 | 1430 | 1280 | 1155 | 1490 | 1340 | 1220 | 1430 | 1280 | 1155 | |
Max.Height | mm | 3600 | 3000 | 2500 | 3600 | 3000 | 2500 | 3600 | 3000 | 2500 | 3600 | 3000 | 2500 | |
Rod sleeve size (inner hex.) | mm | S=19 S=22 | ||||||||||||
Weight | kg | 50 | 47 | 45 | 51 | 48 | 46 | 52 | 49 | 47 | 52 | 49 | 47 | |
Pneumatic Roof Bolter