effect of fibre orientations on the mechanical properties of kenaf–aramid hybrid composites for spall-liner application.pdfVIP

H O S T E D BY Available online at ScienceDirect Defence Technology 12 (2016) 52–58 /locate/dt Effect of fibre orientations on the mechanical properties of kenaf–aramid hybrid composites for spall-liner application R. YAHAYA a,b , S.M. SAPUAN a,c,d,*, M. JAWAID c,e, Z. LEMAN a, E.S. ZAINUDIN a,c a Department of Mechanical and Manufacturing Engineering, Universiti Putra Malaysia, 43400 UPM Serdang, Selangor, Malaysia b Science and Technology Research Institute for Defence (STRIDE), 43000 Kajang, Selangor, Malaysia c Laboratory of Biocomposite Technology, Institute of Tropical Forestry and Forest Products (INTROP), Universiti Putra Malaysia, 43400 UPM Serdang, Selangor, Malaysia d Aerospace Manufacturing Research Centre (AMRC), Faculty of Engineering, Universiti Putra Malaysia, 43400 UPM Serdang, Selangor, Malaysia e Department of Chemical Engineering, College of Engineering, King Saud University, Riyadh, Saudi Arabia Received 18 April 2015; revised 20 August 2015; accepted 20 August 2015 Available online 14 September 2015 Abstract This paper presents the effect of kenaf fibre orientation on the mechanical properties of kenaf–aramid hybrid composites for military vehicle’s spall liner application. It was observed that the tensile strength of woven kenaf hybrid composite is almost 20.78% and 43.55% higher than that of UD and mat samples respectively. Charpy impac