| 摘要 |
FIELD: explosives. ^ SUBSTANCE: invention is related to production of spherical powders. Porous spherical moistureproof powder for shot-gun cartridges of smooth-bore arms comprises nitrocellulose with NO content of at least 200 ml/g, nitroglycerin, diphenylamine, centralite, ethyl acetate, moisture and graphite with particle size of 0.1Ç4.0 mcm, distributed along powder surface and in pores produced on powder surface. ^ EFFECT: aimed at increase of moisture resistance of porous spherical powder. ^ 3 tbl |
