Metal Pillar

Metal pillar of metal stents, worthy of the inclined working face in horizontal and slow for coal mine and the nose or other large roof control area. It can long span cantilever retaining control roof top area, realize the working face has larger wuzhizhu supporting work space, in order to improve the working conditions and using new coal mining machinery and flexible conveyor treasurer transformed favorable conditions
1, the bearing capacity of beam span 700 mm, liang zhongyang concentrated load; 2, weight 0.7 kgm weld weight; 3, model specifications in a specification per is 200 mm.