Indirect contact dryer, Holo Flights. Stainless steel construction. Used to dry soils and sludges. Type: Hollow Spindle Agitator , (42inch diam x 12ft) 3.6m long x 1.1m dia,depth of trough 5ft 1 inch or 1550mm. Drive55kw motor with gearbox. Shaft speed is 12rpm. Agitator Rating Pressure and temp 75psi 650F. Made by Bethleham Corp.USA serial no 35-1689. Model no 1P4212SS. Hot oil is used to heat flights and jacket. A matching hot oil heater is available also.