Mineralogy and genesis of the Pugu Hill kaolin deposit, …
Pugu kaolin shows low porosity (1.3%) at 1400 o C compared to that of Same clay (12.7%). Water absorption at 1200 o C is 7.8 % for Pugu kaolin and sharply reduced to 0.47% at a temperature between 1300 o C to 1400 o C suggesting complete sintering to have taken place at this temperature.
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