The pneumatic roof bolter is suitable for the anchor operation of coal, semi-coal roadway rock and rock roadway whose roof hardness f is no more than 10. It is used for supporting work in coal mine, and also for construction of iron mine, tunnel and slope protection.
1. Roof bolter has compact structure and easy operation;
2, using large size motor as power, power to weight ratio is larger, improve the work efficiency of 30%.
3. Advanced water valve structure improves the pressure bearing capacity of the waterway system to prevent water leakage.
4. New fiberglass pneumatic leg design, safe and explosion-proof, long service life and 20% cost saving. The pneumatic bolt drill is suitable for the anchor operation of coal, semi-coal roadway rock and rock roadway whose roof hardness f is no more than 10. It is used for supporting work in coal mine, and also for construction of iron mine, tunnel and slope protection.
5. Double exhaust and new sealing structure ensure fast and smooth lifting of supporting legs.
6. New exhaust noise elimination device is adopted to greatly reduce the noise of the drill and improve the underground working environment.
© Shandong China Coal Group. © 2016
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Executive Editor: Linda Zhang