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4.6     Tensile Property



                           The purpose of tensile test is to investigate the behaviours of specimens on

                   tensile properties, particularly the tensile strength and tensile modulus.  This section

                   discusses on the effects of the stacking sequence of E-glass/basalt, E-glass/jute and E-
                   glass/flax on tension loading resistance. In addition, the effects of hybridisation on the

                   combination of E-glass with basalt, jute or flax fibres were compared to the results

                   from pure composites of E-glass, basalt, jute and flax. Table 4.3 shows the tensile
                   properties of the specimens, which consist of six hybrids and four pure composites.

                   Samples no. 1 to 6 represent the hybrid composites while no. 7 to 10 represent the pure
                   laminates.




                   Table 4.3      Tensile properties of the hybrid and pure composites


                                                 Tensile    Tensile  Specific Tensile Specific Tensile
                                       Density
                     No     Sample               Strength  Modulus       Strength        Modulus
                                             3
                                       (g/cm )
                                                                               3
                                                                                               3
                                                  (MPa)      (GPa)    (MPa.dm /kg)  (GPa.dm /kg)
                      1    G2/B3/G2      1.85    252.64      19.11        136.56          10.33
                      2    G2/J3/G2      1.43    105.72      11.21        73.93            7.84

                      3    G2/F3/G2      1.56    155.87      13.14        99.91            8.42

                      4    [G/B]3G       1.87    221.63      18.52        118.52           9.90

                      5     [G/J]3G      1.42     97.94      11.00        68.97            7.75

                      6    [G/F]3G       1.51    147.57      12.32        97.73            8.16
                      7       G7         1.89    252.82      18.88        133.77           9.99

                      8       B7         1.78    317.57      15.39        178.41           8.65

                      9        J7        1.08     51.34      3.31         47.54            3.06

                     10       F7         1.16     67.68      3.70         58.34            3.19















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