External injection hydraulic acrow props can have better protection requirements.

In order to make the hydraulic acrow props work stable, give full play to the efficiency of the equipment, and extend the service life, in addition to strictly complying with the operating procedures,

The utility model relates to a single hydraulic prop shoe for a mine, which belongs to a coal mine support accessory. The pole shoes currently used are made of wood or metal. It has been shown that th

In order to make the hydraulic acrow props work stable, give full play to the efficiency of the equipment, and extend the service life, in addition to strictly complying with the operating procedures,

Single hydraulic prop have a wide range of applications and a large working stroke, It also has many advantages such as light weight and easy operation. Each specification can replace 2 - 4 specificat

The hydraulic acrow props processing steps are few, the meter adjustment process can be omitted, and the tank liquid can be reused. Effectively improve the adhesion of the paint to the substrate. Vari