• English English

Products List

Contact Info

             Address:

Development Zone, Zichuan District, Zibo City, Shandong Province, China
Tel: 86-152-69373198
Fax: 86-533-5373524

Whatsapp:86-18678198825

sales@grandrefractories.com

  • refractory_china-Click To Talk

Warning: mysql_query(): Unable to save result set in /www/wwwroot/www.grandrefractories.com/classes/MySQL.php on line 77

Warning: Invalid argument supplied for foreach() in /www/wwwroot/www.grandrefractories.com/classes/Category.php on line 316

Mullite insulating brick



Item:

JM-23

JM-26

JM-28

JM-30

Classification temperature oC

1260

1430

1540

1650

Bulk density g/cm3

0.6

0.8

0.9

1.0

Modulus of rupture MPa

0.9

1.5

1.6

1.7

Cold crushing strength MPa

1.2

2.4

2.6

2.8

Permanent linear change  %,

-0.1

-0.5

-0.8

-0.9

1230oC×24

1400oC×24

1510oC×24

1620oC×24

Thermal expansion coefficient

0.45

0.50

0.55

0.60

Thermal conductivity W/m.k

400.C

0.17

0.24

0.30

0.40

600.C

0.19

0.27

0.32

0.42

800.C

0.22

0.30

0.35

0.44

1000.C

0.25

0.32

0.38

0.45

1200.C

-

0.35

0.39

0.47

Al2o3 %

38

50

64

72

Fe2o3  %

0.9

0.8

0.7

0.5