In addition to the testing methods developed by our company, the filter element products also strictly follow the following international standards for testing
(1) ISO 2941 filter – Filter anti – rupture test method
(2) ISO 2942 filter – Hydraulic filter structural integrity test method
(3) ISO 2943 filter – Hydraulic filter material and liquid compatibility test method
(4) ISO 3723 filter – End conform test
(5) ISO 3724 filter – Determination of fatigue properties
(6) ISO 3968 filter – Differential pressure flow characteristics
(7) ISO 16889 filter element – Multiple pass method for the determination of filtration characteristics