Research Article
Fabrication and Experimental Estimation of Mechanical Properties of Kevlar-Glass/Epoxy Interwoven Composite Laminate
| Orientation | Cross sectional length (l) (mm) | Cross sectional breadth (b) (mm) | Cross sectional area (A) (l × b) (mm2) | Load (P) (N) | Tensile strength ( = P/A) (MPa) | Average tensile strength (MPa) |
| 1 × 1 | 3.9 | 27 | 105.3 | 7,000 | 66.48 | 74.80 | 3.8 | 26 | 98.8 | 7,370 | 74.60 | 3.6 | 27.5 | 99 | 7,690 | 77.68 | 3.7 | 26.5 | 98.05 | 7,520 | 76.70 | 3.7 | 27 | 99.9 | 7,850 | 78.58 |
| 3 × 3 | 3.7 | 27 | 99.9 | 6,740 | 67.47 | 68.71 | 3.8 | 27.2 | 103.36 | 7,350 | 71.11 | 3.9 | 26.9 | 104.91 | 6,690 | 63.77 | 3.8 | 26.5 | 100.7 | 7,180 | 71.30 | 3.6 | 27.5 | 99 | 6,920 | 69.90 |
| 5 × 5 | 3.7 | 29 | 107.3 | 6,660 | 62.07 | 66.45 | 3.8 | 28 | 106.4 | 6,580 | 61.84 | 3.6 | 28.6 | 102.96 | 7,410 | 71.97 | 3.9 | 27.5 | 107.25 | 6,940 | 64.71 | 3.7 | 27 | 99.9 | 7,160 | 71.67 |
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