Rongjia Filter is a leading manufacturer and exporter of Oil filter, Fuel filter, Water separator, Coolant filter, Centrifugal filter, Hydraulic filter, Air dryer, Air filter, Carbin filter for aftermarket Automotive, Passenger car, Truck, Heavy duty, Forklift, Commercial vehicle, Construction machinery, Agricultural equipment, Industrial dusting, Compressor, Outboard motor, Marine, High-pressure common-rail and Generating station applications. Our product of components are made from high quality materials approach to the genuine parts, such as Shanghai Bao steel, Ahlstrom cured paper, HV compound filter paper and nitrile butadiene rubber by full-automatic high speed turntable seaming machine. The housing thickness tensile 0.6-2.0mm, the thread plate stamping 2.5-6mm by 400T meldforming, the steel cap plates punching 0.6mm fingerprint resistant sheet by 200T meldforming machine with full AB glue and the filter paper make 60-105 folders with clip.