FIELD: machine engineering.
SUBSTANCE: fibre blank is produced by three-dimensional weaving. The fibre blank comprises a single web having a first longitudinal portion with first and second opposite ends to form a first blade. The fibre blank includes a second longitudinal portion with first and second opposite ends to form a second blade. The first transverse section connects the first and second longitudinal sections through their first ends, and designed for forming the first transverse portion of the blade unit, such as a flange or platform.
EFFECT: increased mechanical properties of the articles.
10 cl, 26 dwg
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