Quantification of Magnesia Dissolution in Silicate Melts and Diffusivity Determination Using Rotating Finger Test

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Quantification of Magnesia Dissolution in Silicate Melts and Diffusivity Determination Using Rotating Finger Test. / Burhanuddin, Burhanuddin; Harmuth, Harald; Vollmann, Sandra.
In: Applied Sciences : open access journal, Vol. 12.2022, No. 24, 12791, 13.12.2022.

Research output: Contribution to journal › Article › Research › peer-review

Harvard

Burhanuddin, B, Harmuth, H & Vollmann, S 2022, 'Quantification of Magnesia Dissolution in Silicate Melts and Diffusivity Determination Using Rotating Finger Test', Applied Sciences : open access journal, vol. 12.2022, no. 24, 12791. https://doi.org/10.3390/app122412791

APA

Burhanuddin, B., Harmuth, H., & Vollmann, S. (2022). Quantification of Magnesia Dissolution in Silicate Melts and Diffusivity Determination Using Rotating Finger Test. Applied Sciences : open access journal, 12.2022(24), Article 12791. https://doi.org/10.3390/app122412791

Vancouver

Burhanuddin B, Harmuth H, Vollmann S. Quantification of Magnesia Dissolution in Silicate Melts and Diffusivity Determination Using Rotating Finger Test. Applied Sciences : open access journal. 2022 Dec 13;12.2022(24):12791. doi: 10.3390/app122412791

Author

Burhanuddin, Burhanuddin ; Harmuth, Harald ; Vollmann, Sandra. / Quantification of Magnesia Dissolution in Silicate Melts and Diffusivity Determination Using Rotating Finger Test. In: Applied Sciences : open access journal. 2022 ; Vol. 12.2022, No. 24.

Bibtex - Download

@article{11a261a0cef34552a7037657e7934d95,
title = "Quantification of Magnesia Dissolution in Silicate Melts and Diffusivity Determination Using Rotating Finger Test",
abstract = "Refractories exposed to corrosive melts at high temperatures experience wear due to dissolution. The presented work deals with the dynamic corrosion of magnesia fine ceramics in a CaO–Al2O3–SiO2–MgO silicate slag with a CaO/SiO2 weight ratio of 0.65. Finger tests at 200 rpm at three different temperatures, 1450, 1500, and 1550 °C, were performed. A contemporary rotary finger test (RFT) device with in-situ wear profile measurement using a laser device was used. The precise dimension measurements with high-resolution facilitate the determination of total mass flux densities, which allow for determination of effective binary diffusivities. Thereby, two methods based on Sherwood relations were applied. The comparison shows the benefit to better consider deviations from pure cylinder shape. The use of contemporary RFT devices and magnesia fine ceramics allows reliable determination of the effective binary diffusivity.",
keywords = "dissolution, finger test, diffusivity, magnesia fine ceramics",
author = "Burhanuddin Burhanuddin and Harald Harmuth and Sandra Vollmann",
year = "2022",
month = dec,
day = "13",
doi = "10.3390/app122412791",
language = "English",
volume = "12.2022",
journal = "Applied Sciences : open access journal",
issn = "2076-3417",
publisher = "Multidisciplinary Digital Publishing Institute (MDPI)",
number = "24",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - Quantification of Magnesia Dissolution in Silicate Melts and Diffusivity Determination Using Rotating Finger Test

AU - Burhanuddin, Burhanuddin

AU - Harmuth, Harald

AU - Vollmann, Sandra

PY - 2022/12/13

Y1 - 2022/12/13

N2 - Refractories exposed to corrosive melts at high temperatures experience wear due to dissolution. The presented work deals with the dynamic corrosion of magnesia fine ceramics in a CaO–Al2O3–SiO2–MgO silicate slag with a CaO/SiO2 weight ratio of 0.65. Finger tests at 200 rpm at three different temperatures, 1450, 1500, and 1550 °C, were performed. A contemporary rotary finger test (RFT) device with in-situ wear profile measurement using a laser device was used. The precise dimension measurements with high-resolution facilitate the determination of total mass flux densities, which allow for determination of effective binary diffusivities. Thereby, two methods based on Sherwood relations were applied. The comparison shows the benefit to better consider deviations from pure cylinder shape. The use of contemporary RFT devices and magnesia fine ceramics allows reliable determination of the effective binary diffusivity.

AB - Refractories exposed to corrosive melts at high temperatures experience wear due to dissolution. The presented work deals with the dynamic corrosion of magnesia fine ceramics in a CaO–Al2O3–SiO2–MgO silicate slag with a CaO/SiO2 weight ratio of 0.65. Finger tests at 200 rpm at three different temperatures, 1450, 1500, and 1550 °C, were performed. A contemporary rotary finger test (RFT) device with in-situ wear profile measurement using a laser device was used. The precise dimension measurements with high-resolution facilitate the determination of total mass flux densities, which allow for determination of effective binary diffusivities. Thereby, two methods based on Sherwood relations were applied. The comparison shows the benefit to better consider deviations from pure cylinder shape. The use of contemporary RFT devices and magnesia fine ceramics allows reliable determination of the effective binary diffusivity.

KW - dissolution

KW - finger test

KW - diffusivity

KW - magnesia fine ceramics

U2 - 10.3390/app122412791

DO - 10.3390/app122412791

M3 - Article

VL - 12.2022

JO - Applied Sciences : open access journal

JF - Applied Sciences : open access journal

SN - 2076-3417

IS - 24

M1 - 12791

ER -

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