The EPScontinuous pre-expanders have a fully automatic production cycle which controlthefilling, expanding, drying, sieving, de-lumping and transportation to silo 2) The inner and outer shell of the expansion chamber are made of stainless steel, and insulated to decrease energy waste 3) With steam pressure relief valve to control density 4) First and second expansions are available with a density range of 8 - 40g/L 5) Optional screw conveyor supplied on request at an additional cost CE certificate, ISO9001:2008