Characteristic

*         Loose

*         Non-combustible

*         Can withstand temperature up to 2900^o F

*         Resilience

*         Light weight

*         Low thermal conductivity

*         Asbestos free

Application

*         Expansion joint seal

*         Process of secondary product e.g. Isowell blanket, felt, fiber reinforced metal casing, compound and vacuum board or shapes.

Classification temperature

1600^oC (2900^o F)

Melting point

1820 ^oC  (3300^oF)

Fiber diameter

2.5 micro meter

Colour

white

Specific gravity

2.6 g/cc

Specification

Average

Shot content  %

>212micro meter

<  25

20

Thermal conductivity

Kcal/mh^o C (W/mK)

190kg/m³

ASTM C201

mean 600^oC

mean 800^oC

mean 1000^oC

<  0.11 (0.08)

<  0.15(0.12)

<  0.19 (0.16)

0.09 (0.06)

0.13(0.10)

0.17 (0.14)

Chemical composition         %

Al₂O₃

> 72.50

73

Al₂O₃ + SiO₂

>  99.0

99.5

Compressible density

kg/m³

60 to 200

Packing

15 kg/bag

  5 kg/bag