The Effect of Acidity Coefficient on Crystallization Behavior of Blast Furnace Slag Fibers

Abstract: The chemical structure of mineral wool fiber was investigated by using Fourier Transform Infrared Spectroscopy (FTIR). Next, the glass transition temperature and the crystallization temperature of the fibers were studied. Finally, the crystallization kinetics of fiber was studied. The results show that the chemical bond structure of fibers gets more random with the increase of acidity coefficient. The crystallization phases of the fibers are mainly melilites, and also a few anorthites and diopsides. The growth mechanism of the crystals is three dimensional. The fibers with acidity coefficient of 1.2 exhibit the best thermal stability and is hard to crystallize as it has the maximum aviation energy of crystallization kinetics.

Standort
Deutsche Nationalbibliothek Frankfurt am Main
Umfang
Online-Ressource
Sprache
Englisch

Erschienen in
The Effect of Acidity Coefficient on Crystallization Behavior of Blast Furnace Slag Fibers ; volume:37 ; number:1 ; year:2018 ; pages:33-37 ; extent:5
High temperature materials and processes ; 37, Heft 1 (2018), 33-37 (gesamt 5)

Urheber
Tian, Tie-Lei
Zhang, Yu-Zhu
Xing, Hong-wei
Li, Jie
Zhang, Zun-Qian

DOI
10.1515/htmp-2015-0280
URN
urn:nbn:de:101:1-2501280255362.542842895015
Rechteinformation
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Letzte Aktualisierung
15.08.2025, 07:21 MESZ

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Beteiligte

  • Tian, Tie-Lei
  • Zhang, Yu-Zhu
  • Xing, Hong-wei
  • Li, Jie
  • Zhang, Zun-Qian

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