CHARGE FOR 5,6 mm-SPORTING-HUNTING SHOT OF ANNULAR IGNITION Russian patent published in 2013 - IPC F42B5/16 C06B45/00 

FIELD: weapons and ammunition.

SUBSTANCE: charge is composed of spherical powder elements consisting of gun-cotton with content of nitrogen oxide of 213.0-214.5 ml NO/g, 20-30 wt % of HMX, carbon, diphenylamine, and ethyl acetate of bulk density of 0.650-0.970 kg/dm³-and particle size of 0.4-0.2 mm, phlegmatised from surface of 3.5-6.0 wt % of dibutyl phthalate and 1.0-2.0 wt % of dinitrotoluene, graphitised by 0.2-0.4 wt % of graphite with moisture content of 0.2-0.6 wt %, and ethyl acetate of 0.3-1.2 wt % at the following ratio of fractions, %: 0.2-0.4 mm - not over 90, less than 0.2 mm and over 0.4 mm - not over 10.

EFFECT: increased bullet velocity.

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