Spreading pasty materials can often be problematic: too runny for standard spreading techniques, but not liquid enough for a slurry spreader. That's precisely why we have de- signed the ESF range for you. The basic principle is very simple, but extremely efficient and effective: a watertight body shell, a worm-type conveyor and a turbine all combined enable you to get rid of your olive husks, liquid manure and all your other pasty materials.