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Refractory materials used for lining of electric furnace ladle and rotory furnace
Counter 250   Addtime：2006-07-27 19:18:59
Brand name
LM-70
LMC-P
LMC-Y
MA-60
MT-18A
MT-14A
Item
Al-Mg unfired brick
Alumina - magnesia-carbon bricks
Alumina - magnesia-carbon bricks
Spinel brick
Magnesium brick
Al2O3 ≥
70
65
60
60
MgO ≤
10
11
12
9
72
76
C ≥
-
6
8
8
18
14
Refractoriness ℃ ≥
1770
1790
1790
1790
Apparent porosity AP% 
21
18
12
8
3
4
Bulk density g/cm3
2.7
2.75
2.78
2.88
2.90
2.90
Cold crushing strength MPa
60
40
45
45
40
40
MOR MPa
10
12
0.2Mpa ℃ RUL
1420
1450
1600
1620

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