Table 3. Comparison of Jute/PP Composite Stiffness Experimental Results with Micromechanical Model Data.
| composite type | fiber volume fraction (Vf) | experimental result (GPa) | rule of mixture equation (GPa) | modified role of mixture equation (GPa) | Halpin–Tsai equation (GPa) |
|---|---|---|---|---|---|
| untreated jute composites (UT) | 40 | 5.18 | 12.50 | 5.30 | 7.20 |
| untreated sized jute composites (UT-sized) | 39 | 5.15 | 12.40 | 5.22 | 7.25 |
| alkali-treated jute composite (AT) | 45 | 5.07 | 17.80 | 7.20 | 7.17 |
| alkali-treated sized jute composite (AT-sized) | 45 | 6.05 | 17.8 | 6.99 | 7.09 |