External injection hydraulic acrow props can have better protection requirements.

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

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

External injection hydraulic acrow props can have better protection requirements.

The hydraulic acrow props working process consists of four stages: ascending column, preliminary support, carrier, and column return.