Air Separation Plant 1) N2 Purity: 99-99.9995% 2) ... agglomeration protection, nitrogenizing, furnace washing and blowing, etc. Used in fields such as metal heating treatment, powder metallurgy, ... protection, product transport, etc. Used in fields such as chemical ,urethane elastic fiber, rubber, plastic, tyre, polyurethane, biological technology, ... Contact us for more details. Air Separation Plant