Briefly explain the production process of activated alumina
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First, ALCl3+NH4OH is mixed;
Second, precipitation;
Third, the precipitate of ALCl3+NH4OH is aged between pH 8-9 for a certain period of time;
Fourth, filtering;
Fifth, washing;
Sixth, the acid cake is acidified;
Seventh, basic molding;
Eighth, make it dry;
Ninth, carry out burning;
Finally, the activated alumina ball (AL2O3) was made.
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