Abstract
Now a days Glass Fibre Reinforced Plastics (GFRPs) find their application into various industries due to their better and distinctive properties. However, these properties can be improved further by incorporating different filler materials in the glass/epoxy polymer composite. The need of the hour is to develop advanced composites with enhanced properties. Graphene has excellent properties like high absolute strength and aspect ratio and has very good potential as a nano filler due to its novelty, cost effectiveness and compatibility with other polymers. In this present investigation, the effect of graphene addition in various weight percentages 0% (S1), 1% (S2), 2% (S3), 3% (S4) on the mechanical properties of glass fiber epoxy composite were evaluated. The following tests such as flexural, tensile and impact were performed on glass/ epoxy nano composite laminates with two different lay-ups [(0/90)12s and (0/90/±45)6s]. It was observed that there was substantial increase in tensile strength and modulus, flexural strength and modulus and impact strength for both laminates with graphene reinforcement when compared to parent material having no graphene content. Experimental results showed that the highest enhancement of mechanical properties is achieved with 2 wt% (S3) of graphene addition with parent material for both lay-ups. Experimental results also showed that (0/90/±45)6s lay up exhibits better mechanical properties than (0/90)12s lay-up with similar thickness. Therefore, the present investigation showed that reinforcement of graphene with the parent material has increased various mechanical properties of glass fibre epoxy composite significantly, which makes it potentially good reinforcement in polymer composites.
Published Version
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