CHARGE FOR 5,45 mm CARTRIDGE Russian patent published in 2012 - IPC C06B25/20 F42B5/16 

FIELD: weapons and ammunition.

SUBSTANCE: charge is made of spherical powder elements containing nitrocellulose with content of nitrogen oxide 213.0…214.0 ml NO/g and 10.5…13.5 wt % nitroglycerine, 0.5…1.1 wt % diphenylamine, with apparent density of 0.930…0.980 kg/dm³, moderated on surface with 4.2…6.2 wt % mollite and 1.3…2.3 wt % dinitrotoluene, coated with 0.1…0.3 wt % graphite, with content of moisture 0.2…0.9 wt % and ethyl acetate 0.1…0.9 wt % at the following mass ratio of fractions, %: 0.63…0.4 - at least 75; 0.4…0.315 - not more than 20; sum of coarse fraction left on grid 0.63 and fine fraction went through grid 0.315 and left on grid 0.16 - not more than 5.

EFFECT: improved stability of performance of spherical powder for charges to a 5,45 mm cartridge.

1 dwg, 1 tbl