Ceramic Armor and Armor Systems, Volume 151

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This quantity comprises the most recent achievements within the zone of ceramic armor platforms together with ceramic armor layout and modeling, ceramic armor fabrics and composites improvement and production, actual homes and constructions of armor ceramics, fracture mechanisms of armor ceramics and composites, and ballistic trying out and function of ceramic armor systems.Content:

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RBSC ceramics also demonstrated high hardness values. Due to their heterogeneous structure. Vickers hardness was measured for the primary silicon carbide grains and for the finecrystalline matrix (HV1 values are in the ranges of 2350-2450 and 1600-1850 kg/mm2, respectively). The lower hardness of a matrix may be a sequence of the presence of residual silicon and an incomplete formation of the silicon carbide phase. These ceramics have also high HRA values ranging from 90 to 92 units. A testing of HRC for these dense PLSSC and RBSC ceramics was not used due to their general high hardness and possible damage of the diamond indenter at 150kg loadings.

This compaction effect may also promote the achievement of high ballistic performance. 62x51mm Ball FMJ ammunition. Ceramics based on the starting SiC-AbCVSis^ system demonstrate higher ballistic performance (less trauma, less fracturing and shorter crack propagation) than other studied SiC-Ab03 compositions. They provide ballistic protection to Level III or Level IV, depending on the ceramic and backing material thickness and armor system design (Level IV in conjunction with a Level II vest). e.

9 mm thick tiles (c & d), respectively. 52 Ceramic Armor and Armor Systems la (tile edge) and lb (tile center) show the MOR and density are approximately constant through the thickness of the tile with possibly a slight decrease in density in the middle of the tile. 9 mm thick tile has a lower density region in the center of the tile and a corresponding decrease in the value for the MOR. These observations would seem to indicate the MOR and density are a function of tile thickness and mostly likely develop during either cold pressing or sintering.

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