Table 1 — Comparison of Physical Properties for Common Reinforcement Fibers
Fiber Tensile
Strength
(10
3
psi)
Tensile
Modulus
(10
6
psi)
Elongation
(%)
Cost
($/lb)
Strength
Value
(T.Str/Cost)
Stiffness
Value
(T.Mod/Cost)
Specific
Gravity
Specific
Strength
Specific
Stiffness
Fiberglass
1
500 12 4.9 1 500 12 2.6 192 4.6
Carbon
Fiber
2
600 35 1.6 12 50 3 1.8 333 19
Aramid
3
575 19 2.8 19 30 1 1.4 410 14
UHMWPE
4
422 16 2.9 20 21 .8 .97 435 16
1
E-glass
2
Magnamite AS-4D
3
Kevlar 49
4
Spectra 1000