1. Filter elements are divided into air filter element, water filter element and oil filter element according to the medium used.
2. According to the material of filter element, it can be divided into paper filter element, chemical fiber filter element, metal mesh filter element, metal powder sintered filter element, PP filter element, line gap filter element, activated carbon filter element, etc.
3. The hydraulic system is divided into: oil suction filter element, pipeline filter element and oil return filter element.
4. The water filter elements include wire wound filter element, PP melt blown filter element, folded filter element and large flow filter element.
