Product introduction:
MQT Series Pneumatic Roof Bolters, combined with drilling, mixing, fixing, is applicable for roof bolting in coal tunnel, half coal tunnel, and rock tunnel with rock hardness no more than 80MPa.
Technical features:
High Efficiency
Double exhaust and the new type of sealing structure outriggers move up and down smoothly.
Reliable
Adopt advanced system design,more reliable.
Low noise
Noise cancellation system reduces noise.
Parameters:
| Item | MQT-90/2.3 | MQT-100/3.1 | MQT-110/2.8 | MQT-120/3.0 | MQT-130/3.2 | MQT-130/3.5 |
| Rated pressure（MPa） | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
| Rated torque（N·m） | 90 | 100 | 110 | 120 | 130 | 130 |
| Rated rotary speed（r/min） | 240 | 280 | 240 | 240 | 240 | 240 |
| Max.output power（kW） | 2.3 | 3.1 | 2.8 | 3.0 | 3.2 | 3.5 |
| Stall torque（N·m） | 205 | 205 | 205 | 205 | 205 | 205 |
| Air consumption（m³/min） | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 |
| No-load speed（r/min） | 600 | 600 | 600 | 600 | 600 | 600 |
| Ⅰ、Ⅱ、ⅢTotal max.height（mm） | Ⅰ：2550 Ⅱ：3015 Ⅲ：3570 | |||||
| Ⅰ、Ⅱ、ⅢTotal min.height（mm） | Ⅰ：1170 Ⅱ：1290 Ⅲ：1430 | |||||
| Ⅰ、Ⅱ、ⅢTotal weight（Kg） | Ⅰ：52 Ⅱ：54.5 Ⅲ：55.4 | |||||
| Noise（dB(A)） | 95 | |||||
