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Steel ladle refractory
Counter 191   Addtime：2006-07-27 19:19:19
Brand name
CL-75
CL-65
CL-55
CL-48
CN-42
CN-40
Item
Al2O3 %
75
65
55
48
42
40
Refractoriness ℃ 
1790
1790
1770
1750
1750
1730
0.2MPa MOC ℃
1510
1490
1470
1450
1430
1400
Liner change% 1400 ℃*2h
-
-
-
-
0~-0.3
0~-0.3
1450 ℃*2h
-
-
+0.1~-0.4
+0.1~-0.4
-
-
1500 ℃*2h
+0.1~-0.5
+0.1~-0.5
-
-
-
-
Apparent porosity % 
28
28
22
21
18
19
Temperature strength MPa 
39.2
34.2
39.2
34.3
39.2
34.3

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