Magnesia Brick (Basic Brick for cement rotary kiln)
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Specification\Brand Name
|
Magnesia Chrome Brick for Burning Zone
|
Magnesia Spinel Brick forTransition Zone
|
|
MC-6
|
MC-8
|
MC-9
|
MC-5
|
MC-10
|
MS-16
|
|
MgO (%) ≥
|
80
|
75
|
70
|
85
|
80
|
78
|
|
Cr2O3 (%) ≥
|
6
|
8
|
9
|
-
|
-
|
-
|
|
AL2O3 (%)
|
-
|
-
|
-
|
5~9
|
9~12
|
14~18
|
|
SiO2 (%) ≤
|
2.5
|
2
|
2
|
1.5
|
1.5
|
1.5
|
|
CaO
|
|
|
|
|
|
|
|
Apparent Porosity≤
|
18
|
18
|
18
|
17
|
17
|
17
|
|
Cold Crushing Strength≥
|
40
|
40
|
40
|
40
|
40
|
40
|
|
Refractoriness Under Load≥
|
|
|
|
|
|
|
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Main material
|
High-purity magnesite, chrome ore
|
High-purity magnesite, chrome ore
|
|
Application
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|
Basic brick for non-ferrous metals industries
|
Specification\Brand Name
|
Magnesia Brick
|
Magnesia Chrome Brick
|
|
M-89
|
M-91
|
M-95
|
MC-8
|
MC-12
|
MC-16
|
MC20
|
|
MgO (%) ≥
|
89
|
91
|
95
|
65
|
60
|
55
|
47
|
|
Cr2O3 (%) ≥
|
|
|
|
8
|
12
|
16
|
20
|
|
AL2O3
|
|
|
|
|
|
|
|
|
SiO2 (%) ≤
|
5
|
4.5
|
2.2
|
|
|
|
|
|
CaO
|
|
|
|
|
|
|
|
|
Apparent Porosity≤
|
18
|
18
|
17
|
19
|
19
|
20
|
20
|
|
Cold Crushing Strength≥
|
50
|
50
|
50
|
40
|
40
|
40
|
40
|
|
Refractoriness Under Load≥
|
1540
|
1560
|
1620
|
1600
|
1620
|
1630
|
1650
|
|
Main material
|
Dead burned magnesite
Fused magnesite
|
Midrange magnesia
High-purity magnesite
|
High-purity magnesite，chrome ore
|
|
Application
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Basic Brick for glass furnace
|
Specification\Brand Name
|
Fused Magnesia Brick
|
Direct Bonded Magnesia Chrome Brick
|
Magnesia Spinel Brick
|
|
FM-92
|
FM-95
|
FM-97
|
FM-98
|
DMC-8A
|
DMC-12A
|
DMC-20A
|
MS-80A
|
|
MgO (%) ≥
|
92
|
95
|
96.5
|
97.5
|
72
|
68
|
53
|
80
|
|
Cr2O3 (%) ≥
|
|
|
|
|
8
|
12
|
20
|
|
|
Al2O3
|
|
|
|
|
|
|
|
5～10
|
|
SiO2 (%) ≤
|
3
|
2
|
1.3
|
1
|
1.5
|
1.5
|
2
|
|
|
CaO
|
|
|
|
|
|
|
|
|
|
Apparent Porosity≤
|
17
|
17
|
16
|
15
|
18
|
18
|
18
|
18
|
|
Cold Crushing Strength≥
|
50
|
60
|
70
|
80
|
40
|
40
|
40
|
40
|
|
Refractoriness Under Load≥
|
1560
|
1650
|
1700
|
1700
|
1680
|
1700
|
1700
|
1600
|
|
Main material
|
Midrange magnesia
High-purity magnesite
|
High-purity magnesite
|
High-purity magnesite，chrome ore
|
Dead burned magnesite
chrome ore
|
|
Application
|
|
|
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|
Brick for secondary steel making process
|
Specification\Brand Name
|
Rebonded Magnesia-chrome Brick
|
Semi-Rebonded Magnesia- chrome Brick
|
Direct Bonded Magnesia
Chrome Brick
|
Magnesia Dolomite Brick
|
|
RMC-28
|
RMC-20
|
RMC-16
|
SMC-28
|
SMC-20
|
SMC-16
|
DMC-18
|
DMC-14
|
MD-20
|
MD-30
|
|
MgO (%) ≥
|
56
|
60
|
68
|
56
|
60
|
68
|
60
|
65
|
70
|
60
|
|
Cr2O3 (%) ≥
|
28
|
20
|
16
|
28
|
20
|
16
|
18
|
14
|
|
|
|
Al2O3
|
|
|
|
|
|
|
|
|
|
|
|
CaO (%) ≥
|
|
|
|
|
|
|
|
|
20
|
30
|
|
SiO2 (%) ≤
|
1
|
1
|
1
|
1.5
|
1.5
|
1.5
|
2.
|
2
|
|
|
|
Apparent Porosity≤
|
15
|
15
|
15
|
17
|
17
|
17
|
18
|
18
|
8
|
8
|
|
Cold Crushing Strength≥
|
45
|
45
|
45
|
40
|
40
|
40
|
40
|
40
|
50
|
50
|
|
Refractoriness Under Load ≥
|
1700
|
1700
|
1700
|
1700
|
1700
|
1700
|
1650
|
1650
|
1680
|
1680
|
|
Main material
|
Fused chrome magensite
|
Fused magensite, Fused chrome magensite
|
High-purity magnesite，chrome ore
|
|
|
|
Application
|
|
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