Articulated Roof Beam

We are offering articulated roof beam. Hinged articulated roof beam, it can be matched with various types of single metal strut stent, for inclined coal face support a high intensity beam corrosion in level and coal mine. Because the roof transport way above the top beam can cantilever retaining working face coal wall in front of the coal wall, with the pillar has no supporting space. It is the new coal mining machinery and flexible transport, coal machinery provided the conditions, is a high-grade conventional mining and new high-grade mining technology is necessary equipment.