Brick for hot metal ladle

Item

Clay brick

Mullite brick

Andalusite brick

Unburned AI₂O₃- SiC brick

ZY-1

ZY-2

ZY-3

ZY-4

ZY-5

ZY-6

AI₂O₃（%）≥

36

40

65

55

55

65

SiC（%）≥

-

-

-

-

10

10

C（%）≥

-

-

-

-

6

8

AP（%）≤

24

18

20

20

10

16

BD（g/cm³）≥

2.00

2.20

2.35

2.45

2.90

3.00

CCS（MPa）≥

20

40

50

50

45

50

RUL（℃）≥

1350

1450

1500

1550

1600

1650

PLC（%）1450℃×3h

0.1~0.4

0.1~0.3

0.1~0.2

0.1~0.2

-

-

HP 1100℃

-

15

25

30

50

50

Application

Permanent Iining

Permanent Iining

Working Iining

Working Iining

Working Iining

Working Iining