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  • Introduction To U-Shaped Steel Arch Support
    03-12 2021

    Introduction To U-Shaped Steel Arch Support

    U-shaped steel arch support (full name: hot-rolled U-shaped steel for mine roadway support) U-shaped steel is a kind of steel with a cross-section like the English letter "U", and sometimes the cross-

  • The Force State Of The U-Shaped Steel Arch Support
    03-05 2021

    The Force State Of The U-Shaped Steel Arch Support

    The best stress state of the U-shaped steel arch support is that the back wall is filled and compacted to make it evenly compressed. When the pressure value of the surrounding rock used on the U-shape

  • Why We Have To Use Underground Roof Support In Mine Roadway
    02-04 2021

    Why We Have To Use Underground Roof Support In Mine Roadway

    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

  • Why Is Mine Roof Support So Important
    01-25 2021

    Why Is Mine Roof Support So Important

    Mine roof support can not only significantly improve the support effect of roadway, but also enhance the stability of surrounding rock. Mine roof support can also save a lot of transportation and main

  • Brief Characteristics Of Support Arch
    01-20 2021

    Brief Characteristics Of Support Arch

    Support arch is a kind of passive support equipment for coal mine support. Support arch has high tensile strength, high compressive strength, and good toughness, high supporting force, strong supporti

  • The Form And Function Of Steel Arch Support
    01-18 2021

    The Form And Function Of Steel Arch Support

    Steel Arch Support is a steel support set along the perimeter of the section during tunnel construction. Generally composed of large I-beam, the main forms are:

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