support advantage and applicable coal seam

Very good adaptability to uneven roof, with bigger movement range

Can be used on high-gradient coal seam. This roof support is applicable for high-inclination coal seam<35°

Easy transportation and installation.This rooft main structure includes canopy and leg two parts. Canopy and legis being transported to underground by separate easy to be transported in underground, very low requirement ontunnel width and height, when being installed, only put roof support lifter in face, it can be easily installed.

Easy move face and easy dismount-age.This roof support main structure includes two parts, ie, canopy and leg,which can be transported in underground separately, very easy to be dismounted and installed in underground, it has vervlow requirement on tunnel width.

Very big ventlation cross section. This roof support only has canopy and leg, so it has very big ventilation cross  section in working face.

Low Labor cost. This roof support only reguire to be controlled by control valve, then can be easily advance roof supportand support the face, greatly reduce labor cost.