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Experimental Study on Dynamic Response of Reactive Structure Material Under Detonation
Abstract
When the reactive structure materials (RSMs) are used as projectile to damage the target, the advance activation of RSMs under explosive launch will seriously affect its effective damage ability. In order to test the characteristics of RSM, an innovative explosive driving device was designed and adopted to drive two typical RSM samples impacting a 6-mm thick medium carbon steel target at approximately 2200m/s. The vacuum powder metallurgy sintered tungsten-zirconium material projectile with a diameter of 9.0mm and density of 10.01g/cm3 named sample A. Sample B was vacuum plated with 0.1-mm thick ductile alloy based on sample A. The fragmentation and activation behavior of two samples under explosive loading were observed by high-speed camera (PHOTRON, FASTCAM APX RS). The damage patterns of target were obtained to compare the difference of the two samples’ comprehensive damage capability. Moreover, the two samples’ dynamic behavior have been analyzed based on the experimental data, which proved that the coating structure played an important role in keeping integrity of RSM under explosive loading. The results of the current work provide experimental method and innovative RSM structure for further studying the dynamic behavior of RSM under explosive loading.
Keywords
reactive structure material, dynamic response behavior, explosive loadingText
DOI
10.12783/ballistics2019/33254
10.12783/ballistics2019/33254
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