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镁质砖Magnesia Bricks

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Corrosion resistance against basic melt or gas

Common application:

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permanent lining for steel furnaces and refining vessels

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heat regenerator checker bricks for glass fusion and steel furnaces

指标 Spec

牌号 Brand

BM-89

BM-91

BM-95

BM-96

BM-97

BM-98

MgO % min

91

89

95

96

97

98

CaO % min

2.5

2.5

2.0

1.7

1.4

1.2

SiO2 % min

 

 

2.5

2.0

1.5

1.0

0.2 MPa荷重软化温度softening temperature under load 0.2 MPa, ≥ C

1540

1550

1650

1600

1680

1799

显气孔率Apparent porosity, ≤ %

19

18

16

16

16

16

常温耐压强度Cold crushing strength, MPa

55

55

60

60

60

60