It is desired to produce and aligned carbon fiber-epoxy matrix composite having a longitudinal tensile strength of 800 MPa. Calculate (a) the critical fiber length (in mm), and (b) the volume fraction of fibers necessary if (1) the average fiber diameter is 0.017 mm, (2) the average fiber length is 2.3 mm, (3) the fiber fracture strength is 5500 MPa, (4) the fiber-matrix bond strength is 18 MPa, (5) the matrix stress at fiber failure is 13.5 MPa.

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Kyra Booth

Engineering

13 October, 16:43

It is desired to produce and aligned carbon fiber-epoxy matrix composite having a longitudinal tensile strength of 800 MPa. Calculate (a) the critical fiber length (in mm), and (b) the volume fraction of fibers necessary if (1) the average fiber diameter is 0.017 mm, (2) the average fiber length is 2.3 mm, (3) the fiber fracture strength is 5500 MPa, (4) the fiber-matrix bond strength is 18 MPa, (5) the matrix stress at fiber failure is 13.5 MPa.

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Isabelle Richmond · Answer 1

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