Used 3400 lbs/hr spray drying plant. Manufactured by GEA Niro Inc. 20' Dia x 16' cylindrical height drying chamber, 60° cone bottom provided with rotary valve. 51% feed solids, 50F feed temperature. 1575 lbs/hr evaporation rate with 5% final product moisture. Inlet temperature 430F, outlet temperature 305F. Direct fired heater with gas pipe train and flame safety controls for natural gas.