48" X 24" Ketema (Tolhurst) Mark III 48" X 24" Semi-Batch-O-Matic centrifuge. Hastelloy wetted parts. 3�1/2� diameter bottom discharge. Rated 73#/cu. ft. Basket speed 0-1080 RPM. S/N TZ-56600-3. Hydraulic plow for discharge. Spray ball assembly for cleaning. Includes oil gear hydraulic pump unit with 30HP explosion proof motor. Oil heater, controls. Hydraulic/electric cover interlock. Built 1989.