9-19,9-26 High Pressure Centrifugal Ventilators are widely used to convey materials and non-adhesive gas.The medium for conveying should be no more than 80 deg C.There dust or hard granulated matters should be less than 150 mg/m3.The fans are suitable for smithery industry,glass industry,ceramics industry,radio industry,electroplating industry,battery industry ,etc to ventilate through high pressure.It is also for the industries that do processing food,feed,fine ore,plastic,etc to convey materials.