Type 5A small oxygen enrichment molecular sieve is a kind of appropriative molecular sieve specially designed for medical or healthy oxygen generator-a mini PSA plant for medical application. The product has the character of high purity of oxygen concentrating and long lasting working span. It is already widely used in the medical care field. 　Technical parameter: Item Unit Target Shape Irregular granule Size mm 0.4-0.8 Water adsorption % ≥23 CO2 Air disposal NL/g ≥17.5 Oxygen output NL/h．kg ≥40 　　Assuming on the double bed oxygen concentration process(1.3Kg molecular sieve each bed, size 0.5-0.8mm), adsorption pressure at 0.18Mpa, normal pressure desorption, air flowrate at 40 NL/Minute. The performance is showing bellow: Performance Parameter: Oxygen output (NL/minute) Oxygen purity (%) Output quantity (NL/Kg pure oxygen) 2.0 95 0.73 3.0 93 1.06 4.0 89 1.37 　　Packing 25 Kg iron drum