Special Heigh Alumina Bricks

2018-02-08
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Collection

Product Name

Special High Alumina Bricks

High Alumina Brick

High Alumina Brick

High Alumina Brick

Sillimanite Bricks

Designations

YRS-65

YRS-70

YRS-75

YRS-80

P-80

PA-80

HRP-80

AZM-1650

AZM-1600

AZM-1550

Al2O3(%)

≥65

≥70

≥75

≥80

≥75

≥77

≥80

≥65

≥63

≥60

Fe2O3(%)

≤2

≤2

≤2

≤2

≤3

≤3

≤3

/


/

Bulk Density(kg/m3)

~2500

~2600

~2650

~2800

~2700

~2750

~2800

~2650

~2600

~2550

Apparent Porosity(%)

22

20~25

22

20

/

/

/

≤17

≤17

≤19

Cold Crushing Strength(Mpa)

≥45

≥45

≥60

≥80

≥60

≥65

≥60

≥85

≥90

≥90

Refractoriness Under Load
T0.6(℃)

≥1400

≥1470

≥1480

1500

≥1300

≥1250

≥1460

≥1600


≥1550

Thermal Expansion Rate(%)1000℃

~0.5

~0.5

~0.5

~0.5

/

/

/

~0.6

~0.6

~0.6

Thermal Conductivity(W/m·k)

1.4

1.4

1.4

1.4

/

/

/

/


/

Thermal Shock Resistance
1100℃-()

≥10

≥15

≥12

≥12

/

/

≥30

≥10

≥10

≥12