POLLRICH DLK® Fan Factories

The impeller geometry as a
freedom of choice

The 9 different intake/discharge diameter ratios for 5 different blade types and 21 impeller sizes enable us to choose from ca. 1,000 available impeller configurations to customize the impeller exactly to your requirements.

Whether it is wear protection in case of abrasive material, special material for high temperatures or alloy steels – we are offering you „Your System Solution“.

Application field for every blade type by considering the nature of the conveying medium.
1) the conveying medium with additional tendency to extremely heavy solid build-up
2) quantities of particles to be conveyed as e.g. wood chips or gypsum
3) blade tip is particularly suitable for conveying media with heavy solid build-up tendency or with high dust load.
4) conveying medium, preferred if fitting with wear protection is required
5) often used for hot air circulation

Various blade profiles

Various blade profiles


Nominal impeller diameter

Nominal impeller diameter



Circulation fan China

Project solution according customer application, with insulation box with protection for cooling disc

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