... air compressor, refrigeration dryer, filters, air tank, nitrogen generator and gas buffer tank. 2, Principle: When the process ... Food packing, Food storing, Electric & Electronic industry, Petro-gas & Oil field, Chemicals & Petro-chemicals, Coal-mine, Metallurgy, Pharmacy, SMT, Fire ... Main Technical Parameters of ZR-3/30Nm³/h Nitrogen Generator Nitrogen Capacity/Flowrate: 3-3000Nm³/h Nitrogen Purity:95 ...