Segment seals are gas seals for the main shafts of aircraft
engines, and are also used in rockets due to their outstanding
Segment seals were developed mainly for the main shafts of aircraft
engines using technology introduced from Koppers Inc. in the US.
Segment seals feature high sealing performance and durability as
gas seals, as they have unique structures backed by high-precision
Segment seals are highly regarded for their minimal consumption of
buffer gas in production lines where toxic and inflammable gases
are used. They are widely used not only in rockets and aircraft,
such as the domestically developed H-1 rocket, but also in general
industrial fields such as the steel industry.