Since the development of the first filter presses for dewatering kaolin, pressure filtration has proved to be the most appropriate and reliable technology for dewatering inorganic minerals.

For this application, Andritz can supply high-pressure filter presses up to a filtration pressure of 60 bar.

Application examples:

Kaolin
Ceramic
Porcelain
Clay
Bleaching earth (bentonite)
Cement
Ores
Flotation slurries
Coal