Low fire-spreading cigarette

摘要

A low fire-spreading cigarette has a tobacco section including a columnar tobacco filler material, an inside wrapper paper sheer wrapping the outer circumferential surface of the columnar tobacco filler material and an outside wrapper paper sheet wrapping the outer circumferential surface of the inside wrapper paper sheet. The heat conductivity of the inside wrapper is 0.5 W.K<-1>.m<-1 >or more and the heat conductivity of the outside wrapper paper sheet is less than 0.5 W.K<-1>.m<-1>.