... requires air compressor, refrigeration dryer, filters, air tank, nitrogen generator and gas buffer tank. 2, Principle: When ... fields such as chemical ,urethane elastic fiber, rubber, plastic, tyre, polyurethane, biological technology, intermediate, etc. 3. Electronic industry ... Parameters of ZR-3/30Nm³/h Nitrogen Generator Nitrogen Capacity/Flowrate: 3-3000Nm³/h Nitrogen Purity: 95%-99.9995% (95 ...