Table 3.
Properties of the used polypropylene fibers.
| Length (mm) | Diameter (µm) | Aspect ratio (L/d) | Tensile strength (MPa) | Fiber elongation (%) | Specific gravity (kg/m3) |
|---|---|---|---|---|---|
| 18 | 18 | 1000 | 300–400 | > 80% | 0.91 |
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