In over forty years the ES-type Screw Conveyor has become a synonym for cement feeding and conveying in concrete batching plants all over the world. In this period WAM® have supplied more than 300,000 units which have been operating ever since. After the turn of the new millennium it is hard to find a batching plant manufacturer anywhere in the world who would not appreciate the unrivalled technical features and quality of the ES. Apart from cement, ES-type Screw Conveyors are nowadays also used for filler and other materials similar to cement.
