Air blower outer cover and impeller adopt corrosion-resistant performance strong FRP material, air blower all part by antiseptic to punish, can send corrosivity gas , such as acid , alkali ,etc. Technical parameter form machine NumberFlow(m3/h)Press completely(Pa)Power(kW)2.8A2450 1330588 9511.53.2A3640 991196 12451.1 2.23.6A5408 1470274 16181.1 34A7420 2010333 20001.1 5.54.5A10580 2860420 25301.1 7.55A14720 3977549 31772.2 156A12720 4250343 11371.5 46C19600 3780226 27261.1 18.56D12720 4250343 11371.5 48C34800 7040284 31192.2 308D27990 8150392 20203 18.510C50150 13910294 23443 3710D58200 20800637 31587.5 5512C77500 19280275 27173 7512D96500 35000922 157918.5 37 Can as requested manufacture the steel air blower .