| abstract |
Intermediate product for the manufacture of a composite piece by association with a thermosetting resin matrix, consisting of at least two layers of unidirectional reinforcing fibers, the fibers of each of the two layers that extend in a different direction, in which the layers are joined together by sewing or weaving using at least one sewing or knitting fiber, characterized in that said sewing fiber has a count less than or equal to 30 dTex, preferably less than or equal to 25 dTex, as determined by the EN ISO 2060 standard. |