Stainless steel quick open pressure filter is of convenient disassembly, simple operation and compact structure, and it can change the filter medium according to the character of the liquid. It can continuously work for long time, with pressure direction on every machine. Medical quick open filter adopts sanitary quick fixing valves and pipes, so to ensure the machine work and up to GMP demand. The inlet and outlet of this machine adopt stainless steel, with strong anti corrosion to acerbity, alkali, salt, and high-low dissolving degree liquid. It is of the advantages of quick open, quick close, quick disassembly, quick fix, quick cleaning, compact structure, small size, lightweight, good sealing, and simple operation. This filter is widely used, and it can also be used in liquid cleaning process or dreg keeping and water removing process