Influence of distribution and of the modifier particles sizes on efficiency of its effect in the melt
Journal: Reporter of the Priazovskyi State Technical University. Section: Technical sciences (Vol.23, No. 1)Publication Date: 2011-12-29
Authors : A.I. Trotsan; V.V. Kaverinskiy; I.L. Brodeckyy; J.P. Karlikova;
Page : 131-138
Keywords : dissolution; modifying; disperse powders; melt; crystallization; finite-different modelling;
Abstract
The possibility in 2.0 ? 5.0 times (depending on modifier type) increase in the number of the generating additional crystallization centres in case of uniform distribution of particles of fraction in comparison with normal was shown. . The most effective modifiers of the second kind from disperse powder are determined: NbN - 1…3 microns; TiN - 1…3 microns; TiC - 1…5 microns
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