Preparation and properties of porous silicon carbide based ceramic filter

Bo Yuan, Hong Xia Li, Gang Wang, Jian Bin Yu, Wei Kui Ma, Lei Feng Liu, Yong Sheng Liu, Zhi Jian Shen

Research output: Contribution to journalLetterpeer-review

26 Scopus citations

Abstract

Porous silicon carbide ceramics with high open porosity and large pore size are usually applied as filters for the cleaning of hot dust gases. However, the large porosity and large pore size will decrease the mechanical properties. In the present study, porous SiC ceramics were prepared using bentonite as bonding phase. The effects of sintering temperature on the microstructure and the compressive strength were studied. Bentonite could melt and spread on the surface of silicon carbide particles at all the sintering temperatures. However, the bonding effects were very different at different temperatures.

Original languageEnglish
Pages (from-to)613-615
Number of pages3
JournalJournal of Alloys and Compounds
Volume684
DOIs
StatePublished - 5 Nov 2016

Keywords

  • Mechanical properties
  • Microstructure
  • Oxides bonding
  • Porous SiC ceramics

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