separated when the fluid liquid come into filter, and the purified liquid will be discharged from the outlet of filter. The filter cartridge can be taken out to clean and resumed to use after clean up, it will be easy to maintain.
　　The flange of filters are designed on base of Europe system ((HG20592-97) and America system (HG20615-97) , the drain outlet are designed base on pipe tape (GB7306-87) ,seamless steel pipe is on GB8163-87, theoutside diameter is available with type A and B.