In the diesel system, the diesel filter element is used to filter out solid particles and colloidal substances in working media. And filter out the solid impurities generated from external mixing or internal operation of various oil systems, which can effectively control the pollution of working media and protect the normal operation of machinery and equipment.

The diesel filter element is mainly installed in the diesel system: on the suction road, on the pressure oil road, on the return pipeline, on the bypass road, and on the separate filter system.
柴油濾芯在柴油系統中，用于濾除工作介質中的，固體顆粒及膠狀物質。以及濾除各種油系統中從外部混入或系統運轉中內部產生的固體雜質，它可以有效的控制工作介質的污染度，保護機械設備的正常工作。
柴油濾芯主要安裝在柴油系統中的：吸油路上、壓力油路上、回油管路上、旁路上，單獨的過濾系統上。