EE WAS CLEANING OUT LIME BUILDUP IN THE HYDRATE FINISHED PRODUCT SCREW CONVEYOR WHEN HIS RIGHT HAND GOT CAUGHT IN THE CONVEYOR RESULTING IN AMPUTATION OF HIS RIGHT HAND ABOVE THE WRIST. APPARE NTLY THE SCREW STARTED UP WHILE HE HAD HIS HAND INSIDE THE SCREW TROUGH. ANOTHER EE HEARD HIS SCREAMING AND CAME TO THE SCENE AND TURNED THE EQUIPMENT OFF.