Fly ash utilisation in mullite fabrication: development of novel percolated mullite

P Koshy, N Ho, V Zhong, L Schreck, SA Koszo… - Minerals, 2021 - mdpi.com
… These characteristics allow percolated mullite to exhibit unprecedented thermal stability to …
promoted densification and increased the strengths after sintering at >1400 C. MgO additions

Waste recycling of coal fly ash for design of highly porous whisker-structured mullite ceramic membranes

M Fu, J Liu, X Dong, L Zhu, Y Dong… - Journal of the European …, 2019 - Elsevier
mullite whiskers, the sintering and properties of mullite-based membranes with various contents
of MoO 3 ranging from 0 to 20 wt.% were characterized. … O 5 , AlF 3 , MgO, TiO 2 ) though …

Mineralogy and thermal expansion study of mullite-based ceramics synthesized from coal fly ash and aluminum dross industrial wastes

CT Foo, MAM Salleh, KK Ying, KA Matori - Ceramics International, 2019 - Elsevier
… the samples were characterized in detail… mullite ceramics at relatively low sintering
temperatures (1500–1550 C) using raw materials from recycled fly ash and bauxite with MgO addition

Effect of yttria on sintering and microstructural behavior of reaction sintered mullite based on bauxite, fly ash and precipitated silica

S Dey, D Ray, A Mondal, TK Parya - Ceramics International, 2018 - Elsevier
… Based on the chemical analysis of the starting materials, batch composition and oxide …
of in-situ formed mullite grains with the addition of 1.5% yttria has been occurred during …

A review on synthesis of mullite ceramics from industrial wastes

TF Choo, MA Mohd Salleh, KY Kok, KA Matori - Recycling, 2019 - mdpi.com
… ball clay, MgO, and calcined alumina to fabricate cordierite-mullitesintering at the temperature
of 1650 C showed that mullite is … Finally, the analysis in this review could serve as a basis …

Effect of the different additives on the fabrication of porous kaolin-based mullite ceramics

Z Hou, B Cui, L Liu, Q Liu - Ceramics International, 2016 - Elsevier
… The addition of TiO 2 retarded the mullite transformation. The … of sintering aids on the
sintering and the characterization of … kaolin and Al 2 O 3 with MgO, TiO 2 , MoO 3 as sintering

Characterization of mullite-Nd2O3 composite prepared through spark plasma sintering

E Ghasali, Y Orooji, A Faeghi-nia, M Alizadeh… - Ceramics …, 2021 - Elsevier
… concrete (bastnasite) additions on the densification and slag resistance of mullite ceramic
… [35] reported the influence of MgO and La 2 O 3 on the densification and microstructure of …

[HTML][HTML] Molten salt synthesis of mullite whiskers entirely derived from fly ash for electronic packaging toughening ceramic applications

J Gao, B Wang, Z Du, Y Guo, F Cheng - Journal of Materials Research and …, 2022 - Elsevier
addition of aluminum sources and sintering additives as well as high synthesis temperature
increase the production cost of fly ash-derived mullite, … analysis, the growth process of mullite

Effect of MgO on the microstructure and properties of mullite membranes made by phase-inversion tape casting

RK Nishihora, E Rudolph, MGN Quadri… - Journal of Asian …, 2021 - Taylor & Francis
… exploring the use of magnesium oxide as a sintering aid for mullite flat … The effect of MgO
addition on the sintering temperature is … Despite the addition of MgO, the XRD analysis mostly …

[PDF][PDF] Open-cell mullite ceramic foams derived from porous geopolymer precursors with tailored porosity

J Shao, C Bai, X Li, K Yang, T Zheng, Y Qiao… - J. Adv …, 2023 - researchgate.net
… the mullite, but this can be solved by adding additional aluminum-… of CaO and MgO is low,
and therefore the lower sintering … ℃ The porosity and mechanical characteristics of the mullite