Because pollution can cause great damage to the hydraulic system, it is necessary to strengthen the control of hydraulic oil pollution. Only the hydraulic oil is not polluted, so as to better ensure the normal operation of the hydraulic system. The hydraulic oil filter is mainly used in various oil systems to filter out some external solids or internal solid impurities generated during the operation of the system. The hydraulic oil filter is mainly installed in the system. If you want to remove all kinds of pollutants in the hydraulic oil, you must first figure out what the source of the pollution is. With the continuous reform and innovation of the hydraulic filter, it is more conducive to the control and adjustment of the hydraulic machine, so that it can be better applied to the machinery industry.