Study on the Preparation of Super-Light Aggregate with Sludge

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Abstract:

Effects of three factors including perlite, kaolin and sintering temperature on the cylinder compress strength and bulk density of super-light aggregate were studied by using the orthogonal experimental analysis. Results indicated that:the sequence order of the influence of three factors on the cylinder compress strength of super-light aggregate was: Kaolin>Sintering temperature>Perlite;while as for the order of influence of three factors on the bulk density was: Perlite>Kaolin>Sintering temperature. Based on the orthogonal experimental results, the super-light aggregate was prepared with the perlite dosage of 13%, kaolin dosage of 20% and the sintering temperature of 1200°C. The bulk density and cylinder compress strength was 335kg/m3 and 1.1MPa, respectively.

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1574-1578

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May 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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