Properties and chemical indexes of Ceramic Fiber Bulk

Classification           temperature( ℃)

1000

1260

1425

1500

1600

melting point( ℃)

1760

1760

1800

1900

2000

color

white

white

white

green blue

white

Average diameter    of fiber

2.6

2.6

2.8

2.65

3.1

纤维长度 (mm)

~250

~250

~250

~150

~400

Fiber specific          gravity (Kg/ m3)

2600

2600

2800

2650

3100

Slag ball content ( > 212um) (%)

12

12

12

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

Average 400℃

0.08

0.08

0.08

Average 600℃

0.19

0.12

0.12

Average 800℃

0.19

0.16

0.16

Average 1000℃

0.23

chemical                  composition :

Al2O3

43

45

35

40

72

SiO2

55

52

46.7

58.1

28

ZrO2

15-17

Cr2O3

1.8