15000 Type Air Separation Unit The set of ASU adopts the International common and advanced process to separate the air by using of mocular sieve adsorbing purificating feed air, turbine expander refrigeration and cryogenic distillation. The performance data of the ASPProductsProduction capacityPurityGaseous O215000 Nm3/h99.6% O2Gaseous N215000 Nm3/h99.999% N2Liquid Ar520Nm3/h (Converted gaseous state)2PPmO2, 3PPmN2