Manufacturing method for spent fuel storage member and mixed powder

摘要

A rectangular pipe is molded by mixing aluminum powder with powder of a neutron absorbing material, molding a premolded body by means of cold isostatic pressing (CIP), canning the premolded body, sintering the premolded body by means of hot isostatic pressing (HIP), performing outer cutting and end face cutting on the can after the sintering, taking a billet out of the can, and extruding this billet.