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Papers Author: Heping Zhang

Total Papers Found: 5

Thermal conductivity of highly porous ceramic foams with different agar concentrations

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This paper discussed the creation of ceramic foams with various amounts of agar added. The foams used fly ash as the raw material in order to make them more environmentally ...

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Preparation of Porous Mullite Ceramics Using Fly Ash Cenosphere as a Pore‐Forming Agent by Gelcasting Process

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This article discusses the creation of a porous mullite ceramic through the incorporation of fly ash cenospheres (FAC) into mullite powder through the gelcasting process. Sintering temperature and the amount ...

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Porous thermal insulation materials derived from fly ash using a foaming and slip casting method         

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Coal fly ash was used as the base material for the formation of thermal insulation materials. The porosity of the produced materials ranged from 86.3-94.5 vol. %. The insulating materials were ...

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Thermal conductivity of highly porous mullite materials

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Porous materials have widespread industrial applications. In this study, mullite materials with porosities between 72-86 vol% were fabricated and a hot-disk thermal analyzer (TPS2500s) measured their thermal conductivity using ...

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Porous mullite ceramics with low thermal conductivity prepared by foaming and starch consolidation

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Using industrial grade mullite powder and a foaming and starch consolidation process, a series of porous mullite ceramics were prepared. These ceramics were analyzed by a Hot Disk thermal constants ...

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