Table 2 The physical and mechanical properties of polypropylene fibers.
Fiber type | Diameter/mm | Length/mm | Aspect ratio | Tensile strength/MPa | E/GPa | Elongation/% | Density/g·cm−3 | Alkali resistance /% | Recommended content/kg m−3 |
|---|---|---|---|---|---|---|---|---|---|
FF1 | 0.026 | 19 | 730.77 | 641 | 4.5 | 40 | 0.91 | 99.8 | 0.9 |
FF2 | 0.1 | 19 | 190 | 472 | 5.8 | 19.9 | 0.91 | 99.8 | 0.9 |
CF | 0.8 | 50 | 62.5 | 706 | 7.4 | 10.0 | 0.95 | 99.7 | 6.0 |