Sandvik Coromant Machining carbon fibre materials - Manual (Page 6)

Benefits from composite materials are •
especially important where weight control
is critical: Aerospace industry (main focus)
- New aeroplane models: >50% in weight from
composites!
Materials depending on application. •
Structural application •
- High-Medium Temperature Epoxy
Interiors •
- Phenolics, HS carbon fibres, Glass fibres,
Aramid (Kevlar)
Non-structural applications: •
- Low resistance resins: polyesters, vinylesters
Composites in modern aircrafts
Fiberglass
Aluminum
Carbon laminate composite
Carbon sandwich composite
Materials used in 787 body
Total materials used
By weight
Composites
50%
Other
5% Steel
10%
Titanium
15%
Aluminum
20%
By comparison, the 777 uses 12
percent composites and 50 percent
aluminum.
SANDVIK COROMANT USER’S GUIDE - COMPOSITE SOLUTIONS 6