The supporting hydraulic prop should be perpendicular to the top plate.
Comparison performance of electroplating and blackening of hydraulic acrow props accessories: Zinc-nickel alloy has stronger anti-rust ability and better corrosion resistance than blackening. The zin
According to the results of mine pressure, the hydraulic acrow props load of the working face, the amount of roof subsidence, and the degree of roof fracture are all increasing from the coal wall to t
The single hydraulic prop focuses on every detail, starting from now on. Welcome everyone to buy assured products. In this article, we will understand the safe operation of the steel acrow props.
When you buy back the single hydraulic prop, don't operate blindly, be sure to follow the correct operation method, so as to use the steel acrow props safely.
When the single hydraulic prop is used on the working face, the following operations must be carefully completed as required:
