Enhancing capability of PVC pipe extrusion process through Six Sigmas strategic approach

Author(s):  
Sachin Mahendru ◽  
Bikram Jit Singh
2018 ◽  
Vol 7 (3) ◽  
pp. 58
Author(s):  
Kosmatskiy Yaroslav Igorevich ◽  
Al-Khuzaie Ahmed Saleem Oleiwi ◽  
Al-Jumaili Mohammed Jasim Mohammed

The paper presents the results of an experimental study of the pipe extrusion process using the method of coordinate grids. The estimation of influence of separate conditions of friction on the contact surfaces of the deformable material and the pressing tool on metal flow pattern. The calculation of the forming operation is made for extrusion process stages.


2018 ◽  
Vol 930 ◽  
pp. 241-247
Author(s):  
J. Fiori Júnior ◽  
Raquel Piletti ◽  
J. Ilha ◽  
M. Pierini ◽  
Humberto Gracher Riella ◽  
...  

This study evaluated the effects of temperature and speed screw rotation of rigid recycled PVC pipe extrusion process on mechanical properties and dimensional variation. In developing the experiments were used the factorial design method type 2k. Were studied the influence of process variables on the properties of impact resistance, dimensional change and tensile strength of PVC pipe. From this study, it was possible to define the best extrusion process conditions with a point of view on the best properties of PVC pipes. The results indicated that the screw rotation has a significant influence on the impact property. For the dimensional variation, the extrusion temperature had a significant influence. There is no significant statistical values for the tensile strength in the studied variables.


Author(s):  
J. Grom ◽  
A. Oravcová ◽  
P. Čigáš ◽  
R. Krb

2018 ◽  
Vol 7 (3) ◽  
pp. 49
Author(s):  
Kosmatskiy Yaroslav Igorevich ◽  
Al-Jumaili Mohammed Jasim Mohammed ◽  
Al-Khuzaie Ahmed Saleem Oleiwi

The paper presents the results of an experimental study of pipe extrusion process with lateral flow using the method of coordinate grids. The calculation of the forming operation is made for extrusion process stages.


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