Curved radial blades, open.
For pneumatic transport of solid materials mixed with air, sawdust and wood chips; also suitable for filaments which would block a reversed blade closed fan.
Low flow rates. Medium-high pressures.

Straight radial blades, open.
For pneumatic transport of solid materials mixed with air, sawdustandwoodchips;alsosuitablefor filamentswhich would block a reversed blade closed fan.
Medium-low flow rates. Medium-high pressures.

Straight radial blades, open.
For pneumatic transport of solid materials mixed with air, sawdustandwoodchips;alsosuitablefor filamentswhich would block a reversed blade closed fan.
Medium flow rates. Average pressures.