Due to the collapse of coal mines, iron ore, etc., or collapse, etc., and various external factors cause deformation of some parts of the roadway, which seriously affects the safe use of mine roadways

U channel steel support cross section is shaped like the letter "U" in English. National production of u-shape cross-section shape, geometric parameters and material is different, at present China''''

U36 steel Mine Roof Support is mainly used for mine tunnel, Underground Roof Support, as well as support through the mountain tunnel support purposes. U-shaped steel bracket Features: withstand pressu

Cold-formed U-shaped Support Arch refers to the one-time forming by professional equipment in a cold state. It is an economical section of light-weight thin-walled steel, known as steel refrigeration-

As the national environmental protection and national policies become more and more popular, mining pits can no longer be purchased from natural pine forests but only artificial pine forests. Due to t

The mine roof support of the mine has solid quality, simple installation, convenient use, and excellent support effect, and has been praised by many enterprises with support needs. mine roof support