Table 4.
Chemical composition and properties of inorganic fibers.
| Fiber Name | Chemical Composition (wt.%) | Physico-Mechanical Properties | Ref. | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SiO2 | Al2O3 | CaO | MgO | Fe2O3 | Na2O | B2O3 | Others | Density (g/cm3) | Tensile Strength (MPa) | Young’s Modulus (GPa) | Elongation at Break (%) | ||
| Basalt | 52.8 | 17.5 | 8.59 | 4.63 | 10.3 | 3.34 | - | ~3.34 | 2.65–2.83 | 3000–4840 | 89–110 | 3–3.15 | [99,158] |
| E-glass | 52–56 | 12–16 | 16–25 | 0–5 | - | - | 5–10 | - | 2.58 | 1.7–3.5 | 69–72 | 4.8 | [177] |
| S-glass | 65 | 25 | - | 10 | - | - | - | - | 2.48 | 2–4.5 | 85 | 5.7 | |
| AR-glass | 55–75 | 0–5 | 1–10 | - | - | - | 0–8 | - | 2.7 | 3.24 | 73.1 | 4.4 | |
| C-glass | 65 | 4 | 14 | 3 | - | - | 5.5 | - | 2.52 | 1.7–2.8 | 68.9 | 4.8 | |