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Materials Science
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FORGEDCOMPOSITE
STEEL
Low cost (less than a
dollar per pound)
Very heavy
CARBON FIBER
Tough as a diamond, yet
lighter than steel.
High cost, time-consuming
and labor intensive
process to manufacture in
large volumes.
Physical
Properties
vs Cost
Steel Aluminum
490
170112105
DENSITY lbs/ft
Magnesium Carbon
Fiber
110
25-35
15-80 55-85
TENSILE STRENGTH x10 psi
Physical
Properties
vs Cost
Steel Aluminum
30
106
32
STIFFNESS x106 psi
Magnesium Carbon
Fiber
10-18
2.250.95
0.40-0.50
COST Dollars/lb
FORGED
COMPOSITE
Forgoes the standardized
weave
Strong in all directions
without the additional cost
and complexity of adding
multiple layers
Cheaper to produce
Suspension control arms
are 30 percent lighter than
same components in
aluminum.
FORGED COMPOSITE
PROCESS