Table 2 Performance index of carbon, polypropylene and aramid fiber.
From: Property Assessment of High-Performance Concrete Containing Three Types of Fibers
Fiber type | Density | Diameter | Length | Tensile strength | Bending strength | Modulus of elasticity | Elongation at break | Acid and Alkaline resistance | Resistivity |
|---|---|---|---|---|---|---|---|---|---|
(g/cm3) | (μm) | (μm) | (MPa) | (MPa) | (GPa) | (%) | (Ω.cm) | ||
Carbon fiber | 1.78 | 6.9 | 4225 | 3422 | 837 | 241 | 1.25 | strength | 1.4 × 106 |
Polypropylene fiber | 0.91 | 30.0 | 12,000 | 556 | – | 7 | 20.00 ± 5.00 | strength | 7.0 × 1019 |
Aramid fiber | 1.44 | 10.0 | 9000 | 2842 | 686 | 110 | 4.40 | strength | 5.0 × 1019 |