The root cause of the problems encountered by many coal mines, such as sluggish support movements, rusting of oil cylinders, and frequent blockage of valve groups, is actually the
In spark/high temperature high-risk scenarios such as welding robots and coal mine hydraulic supports, water ethylene glycol flame resistant hydraulic fluid is the "safety hea
The root cause of many problems encountered by excavators, such as soaring oil temperature above 85 ℃, weak bucket lifting, and old and broken seals, lies in hydraulic oil. The hyd
