Today is£º
Alumina-Silicon Refractory Brick£¨Counter 1   Addtime£º2006-7-5 18:27:15£©
Brand name
Item
SK-40
SK-38
SK-36
SK-34
SK-32
Al2O3¡Ý%
82
70
58
42
34
SiO2 ¡Ü%
10
28
38
54
62
Fe2O3 ¡Ü%
2.0
2.0
2.0
2.0
2.0
Bulk density¡Ýg/cm3
2.70
2.45
2.20
2.0
1.95
Cold crushing strength¡ÝMPa
70
50
40
25
23
Refractoriness under load 0.2MPa
1650
1600
1550
1450
1430
Apparent porosity
20
22
23
24
25
Linear change heating %
-
-
+0.3
1500¡æ,2h
+0.5
1450¡æ,2h
+0.5
1400¡æ,2h
Refractoriness >¡æ
1850
1850
1790
1750
1710
Service Temperature ¡æ
1600
1550
1450
1380
1300
 
 

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