1, Working Pressure: 7 Bar 2, Volume Flow: 3.2 m3/min 3, Diesel Air Compressor 4, Use For Mining, Road, Coal etc 5, ISO9001 1, Mini Piston Two Tanks Mining Mobile Air Compressor feature:1) The cylinder use high-strength castings with good abrasion resistance2) Using combination type big fan, good cooling effect, low temperature3) Using imported high quality valve plate, long operating life.4) ...