... room temperature, which is convenient, stable and economical PSA Oxygen making equipment Specification Model NoBGPOCapacity2~240Nm3/hPurity93±3%Initial Pressure0.05~0 ... solid garbage burning, concrete production, glass manufacturing...etc.5. Customized equipment with pressure high upto 100bar, 120 bar, 150 bar, 200bar ... purifying device for removing bacteria, dust and odor. PSA Oxygen making equipment