parameters of Ceramic fiber blanket

Classification temperature ( ℃)

1260

1425

1500

1600

Melting point( ℃)

1760

1800

1900

2000

colour

white

white

green blue

white

Average fiber diameter (um)

2.6

2.8

2.65

3.1

Fiber length (mm)

~250

~250

~150

~400

Fiber specific gravity (Kg/m)

2600

2800

2650

3100

Slag ball content ( > 212um) (%)

12

12

Thermal conductivity Kcal/mh℃(W/mK) ,ASTM C201, 190kg/m

Average 400℃

0.08

0.08

Average 600℃

0.12

0.12

Average 800℃

0.16

0.16

Average 1000℃

0.23

Chemical composition :

Al2O3

47.1

35.0

40.0

72

SiO2

52.3

46.7

58.1

28

ZrO2

17.0

Cr2O3

1.8