[1] Univ Putra Malaysia, Dept Aerosp Engn, Fac Engn, Serdang 43400, Malaysia
[2] Univ Putra Malaysia, Inst Trop Forestry & Forest Prod INTROP, Serdang 43400, Malaysia
[3] Univ Putra Malaysia, Dept Mech & Mfg Engn, Fac Engn, Serdang 43400, Malaysia
[4] Univ Putra Malaysia, Lab Biocomposite Technol, INTROP, Serdang 43400, Malaysia