Armor component comprising a titanium carbonitride phase
AssigneeSaint-Gobain Centre De Recherches Et D'Etudes Europeen
InventorsHemanth Kumar Pattem, Nandi Subhasis, Ghosh Bismit, Matthieu Graveleau
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Abstract
An armor component and manufacturing thereof which includes a ceramic hard material, where the hard material has a bulk density that is lower than 3.5 g/cm3 and includes grains of ceramic material having a Vickers hardness that is higher than 15 GPa, bonded by an bonding matrix, the bonding matrix representing between 20 and 80% by weight of the constituent hard material of the ceramic body, and including alumina, silicon nitride and TiCxN1-x crystalline phases, wherein x is included between 0 and 1.
Claims21
Armor component comprising a ceramic hard material, wherein said ceramic hard material is characterized by:
- a bulk density lower than 3.5 g/cm3, comprising grains of ceramic material having a Vickers hardness higher than 15 GPa, comprising a bonding matrix which binds said grains, wherein:
- said bonding matrix represents between 20 and 80% by weight of said ceramic hard material of the ceramic body,
- said bonding matrix comprising an alumina phase, a crystalline phase comprising silicon and nitrogen and a TiCxN1-x crystalline phase, wherein x is comprised between 0 and 1.
Dependencies are inferred from the claim text.