Page 117 - My FlipBook
P. 117
ufacturing of Cocured Composite
Structures for Aircraft
Composite parts of LCA Composite parts of SARAS aircraft
Manufacturing of primary aircraft Salient Technical Features
composite structures for fighter
aircrafts, transport category aircrafts ¡¡ Autoclave processing of prepregs
and UAVs with autoclave moulding is a well-established technology
technology. in the aircraft industry. It offers ex-
cellent reliability and part quality
Year of Development : 1990-2018 mandated for airworthy parts. This
technique remains a benchmark
Application for competing processes. Parts with
fiber loading of 58-60% and void
¡¡ Structures like wing, horizontal and content less than 1% can be pro-
vertical tails, fuselage shells, con- duced using this technology.
trol Surfaces like rudder, elevator,
aileron, flaps etc. developed for ¡¡ CSIR-NAL has developed cocuring
LCA-Tejas and SARAS aircrafts. technology indigenously to real-
Parts developed for LCA have en- ize highly integral structures for
tered Series Production. aircraft programs. The primary
benefits of co-curing are reduc-
tion in part count, elimination of
fasteners, reduced assembly and
associated costs and elimination
of stress concentration zones due
to fastener holes, elimination of
SS 6
Structures for Aircraft
Composite parts of LCA Composite parts of SARAS aircraft
Manufacturing of primary aircraft Salient Technical Features
composite structures for fighter
aircrafts, transport category aircrafts ¡¡ Autoclave processing of prepregs
and UAVs with autoclave moulding is a well-established technology
technology. in the aircraft industry. It offers ex-
cellent reliability and part quality
Year of Development : 1990-2018 mandated for airworthy parts. This
technique remains a benchmark
Application for competing processes. Parts with
fiber loading of 58-60% and void
¡¡ Structures like wing, horizontal and content less than 1% can be pro-
vertical tails, fuselage shells, con- duced using this technology.
trol Surfaces like rudder, elevator,
aileron, flaps etc. developed for ¡¡ CSIR-NAL has developed cocuring
LCA-Tejas and SARAS aircrafts. technology indigenously to real-
Parts developed for LCA have en- ize highly integral structures for
tered Series Production. aircraft programs. The primary
benefits of co-curing are reduc-
tion in part count, elimination of
fasteners, reduced assembly and
associated costs and elimination
of stress concentration zones due
to fastener holes, elimination of
SS 6
