| 摘要 |
FIELD: weapons and ammunition.SUBSTANCE: invention relates to throwing charges for small arms and can be used for charges to sports rifle cartridge of 7.62 mm calibre. Charge for 7.62×53 mm sports rifle cartridge of spherical powder arranged in the case with primer cap is made of spherical double-base powder with bulk density of more than 1.0 kg/dm, phlegmatized olygoesteracryclate MGF-9 and centrate I, having in composition of nitrocellulose with nitrogen oxide content 213-214 ml NO/g, nitroglycerine 19.0-21.0 wt%, diphenylamine 0.3-0.5 wt%, moisture 0.2-0.4 wt%, ethyl acetate 0.01-0.1 wt%, coated from surface with graphite 0.1-0.3 wt% with following ratio of fractions wt%: (1.25-0.7) mm not less than 80, more than 1.25 and less than 0.7 of not more than 20.EFFECT: invention provides reduced scattering of bullets and, consequently, high accuracy of fire.1 cl, 1 tbl, 5 ex, 1 dwg |
