~ China Magnesia Brick, Fused Magnesia Brick, Magnesia Alumina Brick, Periclase Spinel Brick - Chinese Supplier ~

Name of Brick

Magnesia

Fused Magnesia

Specification
MZ-95
MZ-92
MZ-90
DMZ-97A
DMZ-97B
DMZ-95A
DMZ-95B
MgO (%) > 94.5 > 92 > 90 > 97 > 96.5 > 95 > 94.5
SiO2 (%) < 2 < 3 < 4 < 0.5 < 1.2 < 1.5 < 2
CaO (%) < 2 < 2.5 < 3 < 1 < 1.5 < 1.5 < 1.5
Fe2O3 (%) < 1 No No < 0.8 < 1 < 1.2 < 1.5
Al2O3 (%) < 1 No No < 0.5 < 0.8 < 1 < 1
Cold Crushing Strength (MPa) > 60 > 60 > 60 > 50 > 50 > 45 > 45
Bulk Density (g/cm3) > 2.95 > 2.9 > 2.9 > 3.1 > 3.1 > 3.05 > 3
Refractoriness Under Load of 0.2MPa T0.6 (oC) > 1620 >1570 > 1550 > 1700 > 1700 > 1700 > 1650
Thermal Shock Resistance 1300oC Air Cooling (Times) > 10 > 8 > 8 > 20 > 17 > 15 > 10
Apparent Porosity (%) < 17 < 18 < 18 < 17 < 17 < 17 < 17
 
Name of Brick

Common Magnesia Alumina

Periclase Spinel

Specification
ML-80A
ML-80
DML-80
MLJ-14
MLJ-24
MLJ-50
MgO (%) > 80 > 80 > 80 > 76 > 66 > 40
SiO2 (%) No No 1.5 < 1.5 < 1.5 < 1.5
CaO (%) No No No No No No
Fe2O3 (%) No No No No No No
Al2O3 (%) 5-10 5-10 5-10 > 14 > 24 > 50
Cold Crushing Strength (MPa) > 40 > 35 > 40 > 40 > 40 > 40
Bulk Density (g/cm3) > 2.95 > 2.95 > 3 > 3.05 > 3.07 > 3.12
Refractoriness Under Load of 0.2MPa T0.6 (oC) > 1600 > 1580 > 1700 > 1700 > 1700 > 1700
Thermal Shock Resistance 1100oC Water Cooling (Times) > 4 > 3 > 8 > 8 > 8 > 8
Apparent Porosity (%) < 17 < 20 < 17 < 17 < 17 < 17

 


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