page_title: Boron carbide
section_title: Uses
hierarchical_section_title: Boron carbide / Uses
caption_attribution_description: English: Bulletproof vest
context_page_description: Boron carbide is an extremely hard boron–carbon ceramic and covalent material used in tank armor, bulletproof vests, engine sabotage powders,
  as well as numerous industrial applications. With a Vickers hardness of >30 GPa, it is one of the hardest known materials, behind cubic boron nitride and diamond.
context_section_description: Padlocks
  Personal and vehicle anti-ballistic armor plating
  Grit blasting nozzles
  High-pressure water jet cutter nozzles
  Scratch and wear resistant coatings
  Cutting tools and dies
  Abrasives
  Neutron absorber in nuclear reactors
  Metal matrix composites
  High energy fuel for solid fuel Ramjets Zip fuel
  In brake linings of vehicles
caption: Boron carbide is used for inner plates of ballistic vests
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