scholarly journals Isothermal extrusion speed curve design for porthole die of hollow aluminium profile based on PID algorithm and finite element simulations

2021 ◽  
Vol 31 (7) ◽  
pp. 1939-1950
Author(s):  
Jie YI ◽  
Zhi-wen LIU ◽  
Wen-qi ZENG
2010 ◽  
Vol 3 (S1) ◽  
pp. 367-370 ◽  
Author(s):  
Amin Farjad Bastani ◽  
Trond Aukrust ◽  
Sverre Brandal

2014 ◽  
Vol 703 ◽  
pp. 141-145 ◽  
Author(s):  
Liang Chen ◽  
Guo Qun Zhao ◽  
Ting Ting Wang

The evolution of charge weld during multi-hole porthole die extrusion was studied by means of finite element simulation and Taguchi’s design. Moreover, based on S/N analysis, the optimal process parameters that can reduce the charge weld length was obtained, where the billet diameter is 100 mm, extrusion speed is 2.0 mm/s, tool temperature is 430 °C and billet temperature is 465 °C. The accuracy and effectiveness of such optimal process parameters were also verified. The purpose of the present study is to provide some information about the controlling of charge weld for extrusion engineers.


2005 ◽  
Vol 32 (3-4) ◽  
pp. 463-471 ◽  
Author(s):  
A.V. Mitrofanov ◽  
V.I. Babitsky ◽  
V.V. Silberschmidt

2012 ◽  
Vol 83 (10) ◽  
pp. 972-980 ◽  
Author(s):  
Srecko Nesic ◽  
Klaus Unruh ◽  
Wilhelm Michels ◽  
Ulrich Krupp

1996 ◽  
Vol 16 (4) ◽  
pp. 67-71 ◽  
Author(s):  
V.E. Taylor ◽  
Jian Chen ◽  
Milana Huang ◽  
T. Canfield ◽  
R. Stevens

2021 ◽  
Vol 172 ◽  
pp. 107142
Author(s):  
Magdalena Heibeck ◽  
Martin Rudolph ◽  
Niels Modler ◽  
Markus Reuter ◽  
Angelos Filippatos

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