A segment seal is a gas seal primarily for use in the main shaft of an aircraft engine. Since it has high reliability, the segment seal is also used in rockets.
The segment seal has been developed mainly for the main shaft of an aircraft engine, with technical support provided by Koppers Inc., U.S. This gas seal has high sealing performance and excellent durability due to its special structure achieved by precision processing technology.
The segment seal consumes very little buffer gas. This feature is highly valued where toxic or inflammable gas is used. Segment seals are utilized in airplanes and rockets, such as the Japanese H-1 rocket, and in general industries such as ironmaking.
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