The main function of hydraulic oil filter is to filter oil. Various impurities inevitably appear in the hydraulic system.
Its sources mainly include: Remains after cleaning in the hydraulic system of mechanical impurities, such as scale, casting sand, slag, iron scraps, paint, paint, leather and cotton yarn outside into the hydraulic system of impurities, such as the filler and the place such as shield into the dust, the working process of the produce of impurities, like pieces of a seal is formed by the hydraulic pressure, relative wear of the metal powder, Oil produced by oxidation of gum, asphaltene, carbon residue, etc.
