PROPELLANT CHARGE Russian patent published in 2000 - IPC

FIELD: ammunition, in particular, equipment of fixed rounds of barrelled weapon. SUBSTANCE: charge has two components: the first component - pressed smokeless powder, the second component - grain smokeless powder in bulk, in which the first component is made in the form of a single block pressed of powder grains, whose surface has an inhibiting coating, the block porosity makes up 5 to 25%, and the block weight equals 75 to 95% of the charge total weight. The block may be inserted or pressed in the case. The inserted block may be composed of several blasting cartridges. The block may have a central duct with a diameter equal to 0.1 to 0.3 of the block diameter. EFFECT: essentially improved ballistic characteristics of round. 5 cl, 2 dwg