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Calcined Aluminas for Fine Ceramics

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CALCINED ALUMINAS FOR FINE CERAMICS




This product is made of qualified raw materials under the reasonable calcining temperature in tunnel kiln. It is with high a phase alumina content, low sodium, high whiteness. The particle size is under strictly controlled.

 

Usage:


It can be used for various ceramics, ceramic seals, abrasion resistant ceramic by processes like die pressing, isostatic pressing and hot pressure casting. It can also be used as raw materials for qualified alumina ceramic granulation.


Application Example:


For dry pressing, isostatic pressing, hot die casting forming technology preparation of all kinds of structural ceramics, ceramic seals, wear-resisting ceramics, etc, can also be used for the preparation of high quality alumina ceramic powder granulation.


Main Technical Parameters:


Grade

Al2O3 %  

SiO2 %  

Fe2O3 %  

Na2O % 

a-phase % ≥ 

Average particle size (um)

Primary crystal size (um)

ALC-11

99.7 

0.04

 0.02

0.03

95

  /

3.0-7.0

ALC-12

99.7 

0.05

 0.04

0.05

95

  /

1.0-3.0

ALC-11G

99.7

0.10

 0.03

0.05

95

4.0-6.0

   /

ALC-12G

99.7

0.10

 0.04

0.05

95

3.0-4.0

   /

ALC-13G

99.7

0.15

 0.04

0.08

95

2.0-3.0

   /

ALC-21G

99.7

0.10

 0.04

0.05

95

2.5-3.5

   /


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