Kaiyuan Refractories

A professional company produces and sales refractory materials for industry of cement, iron & steel ,non- ferrous metal and glass etc.
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Cordierite refractory brick

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Product Description

Cordierite refractory brick

Item

Materials for ceramic kiln furniture

LUA

LEN

FON

FAC

ROY

LUK

COB

Cordierite-
Mullite

Cordierite-
Mullite

Cordierite-
Mullite

Cordierite-
Mullite

Cordierite-
Mullite

Cordierite-
Mullite

Cordierite-
Mullite

Chemical
composition

Al2O3 %

40

41

36

39

41

43

46

SiO2 %

49

48

52

49

47

46

44

MgO %

6.5

7.0

7.0

8.0

7.0

7.0

6.0

Bulk density g/cm3

1.95

1.90

1.85

1.82

1.95

1.82

2.00

Apparent porosity %

26

28

28

29

26

33

25

Expansion(20-1000/10-6K-1)

2.3

2.3

2.6

2.2

2.2

2.5

3.1

Max working temperature

1300

1250

1300

1320

1280

1280

1350


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Zhengzhou Kaiyuan Refractories Co.,Ltd

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