The underground roof supports can be used in the secondary support of mine tunnels and mine tunnels, as well as the support and support of mountain tunnels. The underground roof supports can withstand

Compared with other rigid supports, mine roof supports are more retractable and stable and reliable in carrying capacity. They are mainly used for mine tunnels, secondary support of mine tunnels, and

As the supporting equipment for industrial and mining, the support arch makes coal mine work more smoothly and protects the safety of coal mine workers. Support arch has the advantages of high initial

The steel arch support is also called mine supporting steel, which is mainly used for supporting mine tunnels and roadways. The steel arch support is a key support in coal mining. The steel arch suppo

Compared with other rigid supports, steel mine supports have shrinkage, stable and reliable bearing capacity, adapt to the load and deformation of soft surrounding rock, high cross-section utilization

Tunnel roof support is a material widely used in various projects. Tunnel roof support can be used in roadway support, tunnel support, tunnel and other field support in mining operations. With the dev