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PRODUCT>REFRACTORY RAW MATERIALS
 
  Tabular alumina
   

Specification

Typical Value

(%)

Guarantee value

(%)

-325#

+0.063mm

1

0-2

+0.045mm

2

0-10

-0.045mm

97

90-100

0.2-0.6 mm

+0.71mm

0

0-2

+0.5mm

8

2-20

+0.25mm

85

70-95

+0.212mm

4

0-100

-0.212mm

3

0-7

0-0.3 mm

+0.30mm

1

0-5

+0.25mm

4

0-12

+0.125mm

30

10-45

+0.045mm

34

0-100

-0.045mm

31

15-45

 

Sizes except

-325#/-200#

Typical

Value

-325#

-200#

Typical

Value

AI2O3 (%)

≥99.0

99.2

≥99.0

99.2

Fe2O3 (%)

0.12

0.06

0.12

0.06

Na2O (%)

0.40  

0.36

0.50

0.38

SiO2 (%)

0.12

0.05

0.12

0.05

Porosity (%)

3 mm

5.0

Bulk density (g/cm3)

≥3.50

Moisture Absorption (%)

1.5

 
 

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