The conveying medium of 6-30 centrifugal ventilators is air and other non-corrosive,unnatural,non-adhesive gas..The ambient temperature should not surpass 80 deg C.The fan has the features such as high pressure,small air volume,etc.It is used to convey when prodcessing with the foodstuff and cotton.

This medium elected by 6-30 Centrifugal Fanner is air and other gas with non-corrosiveness,non-selfignition and non adhesive matters within temperature of 80 deg C.The kind of fanner has features of high pressure and low flux.which is suitable to wind power transportation of process of foodstuff and cotton.