Underground roof support the best stress state is close-grained filling after the uniform compression, as applied to underground roof support pressure value reaches a certain value, the bracket can pr

The mine roof support adopts the new coal mining machinery and the bendable conveyer, which provides the conditions for the general mechanization of coal mining, and is the necessary supporting equipm

Steel Support Arch can improve the stability of mine roadways and is an important supporting equipment for the mining industry. It is mainly used in mine roadways, secondary support of mine roadways,

Mine Roof Support is a simple, economical and practical support equipment for mine support. It has the effect of reducing the occurrence of accidents such as roof collapse and sheet metal, which is sa

Compared with other rigid supports, Tunnel Roof Support has the ability to be contracted, stable and reliable. It adapts to the load and deformation of soft surrounding rock, has high section utilizat

Steel arch support is a kind of passive support for coal mine support. It has high tensile strength and compressive strength, and at the same time has good toughness, high supporting force and strong