For suction of clean and dusty air. This series of high pressure fans provides high efficiency with electric power saving thanks to a special impeller with overturned blades (negative blades). They are used for pneumatic conveying, in cement factories, in air feeding of cupolas, in foundries and in diesel oil burners, in mills, pasta factories, chemical, siderurgical and metallurgical industries where fans with low flow rates and medium and high pressure are required.
*) +350 °C with cooling fan