Master's Degree Thesis ISRN: BTH-AMT-EX--2011/D-10--SE Supervisor: Sharon Kao-Walter, BTH Eskil Andreasson, Tetra Pak Packaging solutions AB Department of Mechanical Engineering Blekinge Institute of Technology Karlskrona, Sweden 2011 Abdulfeta Jemal Rahul Reddy Katangoori Fracture Mechanics Applied in Thin Ductile Packaging Materials -Experiments with Simulations