Fan Impellers

INDUSTRIAL CENTRIFUGAL FANS

The figures below show basic design of impellers.

Backward Curved Self Cleaning Impellers
These kind of impellers are used to handle air containing slight fumes or light traces of dust.
Backward Curved Impellers
These kind of impellers are ideally suited for conveying large volumes of air or gas at moderate pressures.
Straight Radial Impellers
These kind of impellers are used to handle air containing large quantities of dust or when the dust is moist or fibrous.
Forward Curved Impellers
These kind of impellers are used to handle large volumes of air, mostly used for evaporative cooling and similar applications.