To provide a garbage disposer which can efficiently use waste heat discharged from a deodorization part to dry garbage.

The dry garbage disposer has a disposer main body having a disposal tank for housing the garbage and drying it, agitation blades arranged rotatably in the disposal tank, and the deodorization part for deodorizing exhaust gas from the disposal tank. The deodorization part is installed in the disposal tank. Heat radiation fins are formed on the outer surface of the deodorization part, and the agitation blades and the heat radiation fins are arranged to crush the garbage between the blades and the fins. The deodorization part is arranged approximately in the middle of the disposal tank, and the blades and the fins are arranged concentrically around the deodorization part.