Igniter tube for a propellant charge

An igniter tube with a central channel consisting of a combustible tube, made of a combustible material comprising a cellulose ester, on the inner face of which an ignition charge is deposited in the form of geometric patterns spaced apart along the length of said combustible tube, and adheres to said combustible tube, said ignition charge comprising 88 wt % to 92 wt % of ignition powder(s) and 7 wt % to 10 wt % cellulose ester.