Tool wear analysis of C-shaped equal channel reciprocating extrusion process of AISI-H13 steel die using finite element method

Author(s):  
J. E. Ogbezode ◽  
O. O. Ajide
2014 ◽  
Vol 941-944 ◽  
pp. 2332-2335 ◽  
Author(s):  
Min Zhang ◽  
Chuan Zhen Huang ◽  
Yu Xi Jia ◽  
Jin Long Liu

Considering the extrudate swell, the polymer extrusion process was calculated by the inversed simulation based on the visco-elastic ecology theory. The fluid characteristics of the polymer melt were described by the Phan-Thien and Tanner (PTT) model. The Finite Element Method was used. Based on the simulation data, the extrusion die lips were analyzed. So it is feasible to design the polymer extrusion die lips using inversed simulation method.


2009 ◽  
Vol 424 ◽  
pp. 113-119 ◽  
Author(s):  
Jerome Muehlhause ◽  
Sven Gall ◽  
Sören Müller

Extrusion of composite materials can offer big advantages. In this work the manufacturing of a hybrid metal profile in a single production step was investigated. A porthole die was used, thus producing profiles with extrusion seams. Along the seams a material mix up was visible. The extrusion process was simulated with the Finite Element Method to investigate the material flow in die and welding chamber in order to understand the cause for the defects at the seams.


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