Fuel filter is divided into:
　　Fuel filters are diesel filters, gasoline filters and natural gas filters three categories.
　　To achieve higher separation efficiency, a water separator, a diesel filter. Abrasion jamming can even worsen the combustion of diesel. Diesel filtration system in the water way in the mechanical fuel system is mainly precipitation, emissions to the country more than three times, diesel engines use high-pressure common rail fuel system, in addition to the way to use more filter paper. Such as BOSCH, Mann-Hummel, Parker, domestic brands have DIFITE.
　　Gasoline filters and carburetor-type points, the use of carburetor gasoline engine, gasoline filter is located on the import side of the pump, the working pressure is smaller, the general use of nylon shell, EFI engine Gasoline filter is located on the export side of the pump, the work pressure is high, usually using a metal shell. Gasoline filters use filter paper, but also the use of nylon cloth, polymer materials.
　　This article by the Dongguan Heyi filter Technology Co., Ltd. finishing.