Product
 
     
High Alumina Brick

¡¡Chemial and Physical Properties
¡¡                               High Alumina Brick
CH-1
SF-35
SF-34
SF-32
Spec
Typical
Spec
Typical
Spec
Typical
Spec
Typical
Chemical
Analysis (%)
Al2O3
38¡Ü
40
42¡Ü
46
40¡Ü
43
34¡Ü
35
Fe2O3
2.0¡Ý
1.7
1.5¡Ý
1.2
1.5¡Ý
1.2
2.0¡Ý
1.3
Refractoriness (SK)
34¡Ü
34
35¡Ü
35
34¡Ü
34
32¡Ü
32
Bulk Density
2.20¡Ü
2.30
2.30¡Ü
2.33
2.25¡Ü
2.32
2.15¡Ü
2.20
Apparent Porosity (%)
20¡Ý
17
17¡Ý
13
17¡Ý
15
17¡Ý
15
Cold Crushing Strength
350¡Ü
450
500¡Ü
700
500¡Ü
650
400¡Ü
500
(Kg/cm2)
Thermal Expansion (%)
-
0.57
-
0.58
-
0.56
-
0.60
 at 1000¡æ
Permanent Linear Change (%)
-
0.2
-
1500¡æ
0.2
-
1500¡æ
0.2
-
0.2
at 1350¡æ ¡Á 2Hrs
Refractoriness under Load
-
1,400
-
1,500
-
1,500
-
1,400
(2Kg/cm2, T2¡æ)
¡¡

     
 


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Sales: Alice
Tel: +86-531-87061168
Fax: +86-531-87061162
Email/msn:
¡¡¡¡alice@lqtrade.com
¡¡¡¡refractory@lqtrade.com

 
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