METHOD FOR PRODUCING TOBACCO MATERIAL AND DEVICE FOR PRODUCING TOBACCO MATERIAL

摘要

A method for producing a tobacco material having an increased bulkiness, said method comprising a step for shaping a rod-like mid-rib starting material, which has a water content of 20-50 wt%, into a wave form, a step for shredding the rod-like mid-rib starting material having been shaped into the wave form, and a step for subjecting the shredded rod-like mid-rib starting material to an expansion treatment.