FIELD: machine building.
SUBSTANCE: brush seal web is formed at mandrel with helical polyhedral surface. Wound pack is fixed on mandrel separately for every workpiece along helical sides of the mandrel outer surface. Bristles are fixed and separated into work pieces along sides or ribs in helical line located outside of fixation zone.
EFFECT: increased density of bristles per unit area, uniform arrangement and inclination.
4 cl, 5 dwg
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