Title: Die container optimum design for aluminum alloy extrusion
Abstract:An extrusion flow model of aluminum alloy cylinder is built by the upper-bound method,and the kinematically admissible velocity field,the strain rate field and the upper-bound deformation power are de...An extrusion flow model of aluminum alloy cylinder is built by the upper-bound method,and the kinematically admissible velocity field,the strain rate field and the upper-bound deformation power are deduced with five different die containers.In addition,aiming at reducing the extrusion power,the length of the die containers is optimized.The FEM is used to simulate the extrusion process with the best die container length,then the distribution of extrusion power and die contact stress is obtained,and it can be seen that the theoretical results are in good accordance with the simulation results.The results shows that,with the best die container length and the same area reduction ratio,the third-order polynomial die and the cosine die are the best amongst the profiles considered.Read More
Publication Year: 2008
Publication Date: 2008-01-01
Language: en
Type: article
Access and Citation
AI Researcher Chatbot
Get quick answers to your questions about the article from our AI researcher chatbot