1. Department of Mechanical Engineering; The University of Sheffield; S1 3JD UK
2. Department of Mechanical and Manufacturing Engineering; Universiti Putra Malaysia; Serdang Selangor 43400 Malaysia
3. Laboratory of Biocomposite Technology; Institute of Tropical Forestry and Forest Products (INTROP), Universiti Putra Malaysia; 43400 UPM Serdang Selangor Malaysia