Holo-Flight Dryer Total heat transfer area is 204 Sq.Ft., Screw heat transfer area is 148 Sq.Ft., jacket heating surface area is 56 Sq.Ft. Heat transfer medium is steam. rated for 250 psi steam service. 1/4" thick mixing flights with 12 mixing lugs per flight. 3 Ring shaft seals of 316 SS with Garlock food grade packing. Built with bolted ends for easy clean-out. Type A-36 CS jacket on trough with 30 psi working pressure. Two Duff Norton rotary joints for screws. Beier variator , and a Sumitomo gear reducer, all with Falk couplings. Holoflight speed 2.96 RPM (max) and 0.74 rpm (min). Design criteria 2150 lb/hr feed rate, with a 2000 lb/hr discharge rate at 80 lbs/cubic ft., Feed temperature 120 degrees F, discharge temperature 308 degrees F.