Patent ID: 9533454
Date: 2017-01-03
CPC Classifications: B29C,B29D,F01D,F05D,Y02T

Claim:
1. A process for manufacture for a segment of an abradable ring seal for a turbomachine, said process comprising the following steps: a. mixing an epoxy resin and a crosslinking agent in a mixer in order to obtain a paste; b. rolling the paste obtained in step a in a rolling mill, the rolling mill being arranged so that a strip of paste having a substantially constant width and thickness is obtained; c. cutting the strip of paste to form sections; d. placing a section in a mold having a curved shape and dimensions to form a segment of an abradable ring seal corresponding to a receiver in the inner surface of a casing of a fan of a turbomachine, and polymerizing and curing the section in the mold; and e. ejecting the polymerized segment from the mold.