Diagonal impeller
A diagonal impeller is also referred to as a helical impeller or mixed flow impeller. See Fig. 1 Diagonal impeller

Fig. 1 Diagonal impeller: Mixed flow impeller (diagonal impeller) (shown with front shroud removed)
A diagonal impeller is also referred to as a helical impeller or mixed flow impeller. See Fig. 1 Diagonal impeller
Fig. 1 Diagonal impeller: Mixed flow impeller (diagonal impeller) (shown with front shroud removed)