Alibaba offers 997 boron carbide bulletproof armor products. about 51% of these are other police & military supplies, 23% are bullet proof vest, and 7% are other metals & metal products. a wide variety of boron carbide bulletproof armor options The mohs hardness of this boron carbide ceramic is about 9.49 and it was applied widely in industries as wearing resistant material, abrasive. boron carbide is also the most important ceramic material for ceramic armor. this carbide ceramic is used in tank armor and bulletproof vests. Sep 19, 2018 · meanwhile, the ceramic material is less than half the density of steel and is very suitable for mobile armor and individual protection. silicon carbide and boron carbide ceramics have long been used in bulletproof armor. boron carbide ceramics were first used in the 1960s to design bulletproof vests and to fit into the seats of airplane pilots. Boron carbide bulletproof armor . 1 technical specifications for bulletproof vest 1. 1. damage-resistant upper material 1. 2. quick replaceable armored plates without the need to dismantle the body armor. 13. complete protection style 1.4. used in temperature ranging from -40c to +55c, as well as in high humidity conditions (up to 70%). 2.