Allweiler Hopper pumps AE.N/B-RG.ZD.ZE are the code names for Allweiler pumps with squared inlet and feeding or booster screw for fluid with high solid content and or high viscosity.
These pumps can pump liquids up to 35-45 % dry stuff. However product can be so difficult to pump that they build up bridges of product in front of the suction casing and thus fail pumping.
Available for food according to EN 1935, ATEX
Fish waste, sludge, slaughter house waste, biomass, dough etc.