| abstract |
A piece (300) of oxide / oxide composite material comprises a fibrous reinforcement (310) consisting of a plurality of warp yarn layers (312) and weft yarn layers (311) bonded together in three-dimensional weave, the gaps between the reinforcement wires being filled with a refractory oxide matrix (320). The piece is characterized in that the fibrous reinforcement has a weave chosen from one of the following weaves: interlock, multi-fabric, multi-satin and multi-twill, and a warp and weft contexture of between 4 and 20 threads. / cm. The fiber reinforcement furthermore has a fiber volume content of between 40% and 51%. |