Category (granulometric cut) | Class (particles shape) | Length (μm) | Diameter (μm) | Shape factor (L/D) | |
Large | Pg > 1.6 mm | Large particles | 4072 - 8643 | 1904 - 2977 | 2.59 - 4.54 |
Medium | 1.6 mm > Pm > 0.25 | Medium size particles | 1500 - 5344 | 626 - 1436 | 3.16 - 5.48 |
Fine | Pf < 0.25 | Fine particles | 677 - 2236 | 84 - 538 | 4.80 - 5.21 |
Large | Pg > 1.6 mm | Long fibers | 12,627 - 18,877 | 57.69 - 219 | 39 - 152 |
Medium | 1.6 mm > Pm > 0.25 | Medium fibers | 6708 - 8964 | 50 - 176 | 46 - 89 |
Fine | Pf < 0.25 | Short fibers | 2042 - 2133 | 50 - 119 | 30 - 36 |