| Physics Post-16 Conference at University of Plymouth on 05 December 2008 Mechanical testing of twill weave carbon-fibre reinforced epoxy resin composites |
The three hand-outs can be downloaded from the following links using <right click> and "Save Target As"
The data can be downloaded here:
Mechanical properties of the same composite plates
(from Neil Pearce, Process-property-fibre distribution relationships in fibre-reinforced composites, PhD thesis, University of Plymouth, 2001):
| Secant moduli (GPa) | |||||
| Compression | Tension | ||||
| Areal weight | Warp | Weft | Warp | Weft | |
| A | 340 g/m2 | 47 ± 1.10% | 40 ± 0.75% | 49 ± 0.89% | 42 ± 0.37% |
| B | 353 g/m2 | 48 ± 1.02% | 43 ± 0.58% | 49 ± 1.34% | 45 ± 0.82% |
| C | 358 g/m2 | 47 ± 1.24% | 44 ± 0.38% | 49 ± 0.70% | 45 ± 1.25% |
| D | 372 g/m2 | 48 ± 0.51% | 47 ± 0.44% | 50 ± 0.38% | 49 ± 0.84% |
| %SD | 0.58% | 5.28% | 0.58% | 5.70% | |
| Strengths (MPa) | |||||
| Compression | Tension | ||||
| Areal weight | Warp | Weft | Warp | Weft | |
| A | 340 g/m2 | 315 ± 1.01% | 317 ± 0.25% | 706 ± 4.49% | 542 ± 3.41% |
| B | 353 g/m2 | 317 ± 0.14% | 316 ± 0.86% | 704 ± 2.88% | 595 ± 3.51% |
| C | 358 g/m2 | 317 ± 0.23% | 314 ± 1.55% | 718 ± 4.08% | 556 ± 4.97% |
| D | 372 g/m2 | 317 ± 0.22% | 317 ± 0.18% | 720 ± 4.93% | 602 ± 3.44% |
| %SD | 0.24% | 0.33% | 1.01% | 4.43% | |