Q52. A unit volume of composite material, x, is comprised of 80% matrix material by volume, A, wi...
For an aligned carbon fibre-epoxy matrix composite having a 0.25 volume fraction of fibres, compute the critical fibre length = Assuming the following: 1) an average fiber diameter of 7.80 x 10 mm 2) an average fiber length of 9.3 mm 3) a fiber fracture strength of 4.5 GPa 4) a fiber-matrix bond strength of 75 MPa 5) a matrix stress at composite failure of 6.0 MPa 6) a matrix tensile strength of 60 MPa. Express answers with three significant...
A Graphite fiber-Polyester matrix composite has 20 % volume。 lume of the polyester matrix. The followi of fiber, and 80 % ing are the mechanical properties. Composite Graphite Fibers Polyester Matrix 100 % Volume Percent 80% 20 % 1.0 Volume Fraction E-34x 10 E 3 x 10 Elastic Moduļus (lb/ in a) In the Table above, fill in the volume fraction of the Graphite fibers and the Polyester matrix. Use the rule of mixtures, to calculate the Elastic Modulus of...