Main Features:

Temperatures

1260°C

1350°C

Normal characters(23°C/related humidity 50%)

Color

White

White

Bulk density(average)kg/m3

165--180

180--220

Tensile strength kN/m

0.30---1.2

0.30—1.2

0.5mm

>0.20

>0.20

1mm

>0.32

>0.32

2mm

>0.52

>0.52

3mm—6mm

>0.66

>0.66

Hign temperature features

Ablation volume

<8%

<8%

Thermal conductivity(The average temperature in the following)

25°CW/m.k

0.06

0.06

400°CW/m.k

0.09

0.08

600°CW/m.k

0.12

0.11

800°CW/m.k

0.17

0.16

1000°C°CW/m.k

0.03—0.21

0.03—0.21

Linear shrinkage(Category temperature)

<4%

<4%

Chemical composition

SiO₂₊ Al₂O₃

>97%

>97%

Al₂O₃

>45%

>52%