Analysis of basic network structure of continuous casting mould powder in electromagnetic field

2018 ◽  
Vol 46 (9) ◽  
pp. 827-834
Author(s):  
Fan Yang ◽  
Yihua Han ◽  
Liguang Zhu
2014 ◽  
Vol 59 (2) ◽  
pp. 747-751 ◽  
Author(s):  
J. Szajnar ◽  
M. Stawarz ◽  
T. Wróbel ◽  
W. Sebzda

Abstract In paper problem concerning modification of grey cast iron EN-GJL-200 Grade, which is realized mainly by intensification of liquid metal movement in horizontal continuous casting mould containing electromagnetic stirrer is presented. The range of studies contains influence of electromagnetic field on morphology of graphite and usable properties i.e. tensile strength, hardness and machinability. Moreover the influence of velocity of ingot pulling on microstructure was analyzed. The results of studies and their analysis show possibility of improvement in quality of grey cast iron continuous ingot firstly in result of elimination of hard spots in structure by properly selection of velocity of ingot pulling and second in result of unification of size, shape and distribution of flake graphite by application of electromagnetic field.


2002 ◽  
Vol 29 (3) ◽  
pp. 185-190 ◽  
Author(s):  
S. McKay ◽  
N. S. Hunter ◽  
A. S. Normanton ◽  
V. Ludlow ◽  
P. N. Hewitt ◽  
...  

2011 ◽  
Vol 291-294 ◽  
pp. 3060-3063
Author(s):  
Hong Ming Wang ◽  
Bo Feng Yang ◽  
Bang Min Song ◽  
Ting Wang Zhang ◽  
Yong Qi Yan

A model on non-sinusoidal oscillation of continuous casting mould was established to study the pressure in flux channel. The effects of oscillation parameters on the pressure in flux channel were researched. The non-sinusoidal oscillation parameters were optimized. When the casting speed is 1.8 m·min-1, the optimized oscillation parameters are: non-sinusoidal factor (α) is 0.198, oscillation amplitude (s) is ±4mm and oscillation frequency (f) is 165min-1. When the casting speed is 2.0 m·min-1, the optimized oscillation parameters are: α is 0.186, s is ±4.5mm and f is 155min-1. These optimized oscillation parameters are proved applicable in practice.


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