This machine is made up to FDA standard on imported advanced technology, with the filter material as high quality stainless steel (304,316L). It is of advantages of small size, lightweight, convenient usage, large filter area,low stop degree, fast filter speed, no pollution, good heat steady and chemical steady. It can filter most of the particles, so it is widely used in fine filter and sterilization process. The filter tube has 1core,3core, 5core, 7core, 9core, 11core, 13core, 15core, and the folder filter core varies: 10inches,20inches, 30inches,and 40inches. The filter core material varies: Teflon, nylon, polypropylene, and acetate fiber. Diameter of filter let varies:0.1μm\0.22μm\0.45μm\ 1μm\3μm\5μm\10μm, sparse river character(fit to gas) and water affinity(fit to liquid) filter core are choices according to demand.