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ISSN 2063-5346
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DYNAMIC MECHANICAL ANALYSIS OF CARBON NANOTUBE REINFORCED EPOXY COMPOSITES FOR NANO HYBRID STRUCTURES

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T Malyadri, Dr. J Suresh Kumar
» doi: 10.31838/ecb/2023.12.5.457

Abstract

In this study, laminates of basalt/ glass fiber are fabricated by varying percentages of carbon Nano Tubes (CNTs) which are reinforced with epoxy and investigated mechanical properties and Dynamic mechanical behavior of polymer Nano composites reinforced with various weight percentages of CNT Nano particles. The Nano composite plates were prepared using cold compression moulding technique. Finally, the prepared composite plates were sized in laser cutting according to ASTM standards and subjected to tensile test and DMA test. The mechanical properties such as young’s modulus, ultimate tensile strength, % of elongation of material are studied. A series of dynamic mechanical tests were performed for prepared composites over a range of testing temperatures. Test frequency was kept constant. The dynamic mechanical properties of prepared Nano composites were studied by recording storage modulus, loss modulus, tan δ and glass transition temperature (Tg). The graphs like storage modulus vs temperature, loss modulus vs temperature, stiffness vs temperature, tan delta vs temperature, and stress vs temperature are plotted. The loss modulus (E”) and damping peaks (Tan δ) for 0.6% CNTs nanocomposite is larger than those of the epoxy. Hence the Experimental results revealed the significant improvement of mechanical properties by filling the carbon nanotubes into epoxy.

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