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Combustion, Explosion and Shock Waves

2019 year, number 4

Projecting Abilities of Combined Explosive Charges Containing Dispersed Aluminum in a thin Peripheral Layer

V. Yu. Davydov, A. S. Gubin, M. N. Tereshchenko, A. D. Bodnaryuk
Mechanical Engineering Research Institute named after V.V. Bahirev, Moscow, 125212 Russia
Keywords: взрывчатые вещества, продукты детонации, комбинированный разрывной заряд, дисперсный алюминий, метательная способность, explosives, detonation products, combined explosive charge, dispersed aluminum, projecting ability

Abstract

An X-ray pulse video recording method is used to study the projecting ability of coaxial combined explosive charges containing dispersed aluminum in a thin peripheral layer as compared with charges containing a uniformly distributed aluminum additive and charges with no additives. The significant influence of the burnout of detonation products on the projecting ability of explosive charges containing dispersed aluminum is confirmed. It is shown that aluminum in a composition with explosive charges burns out because of reacting both with detonation products and ambient air, including in a rarefied environment.