Characteristic

·         To be secured by concealed anchor

·         Can withstand temperature up to 2600^o F

·         Greater mechanical strength

·         Asbestos free

Application

·         High gas flow velocity furnace or duct lining

·         Direct exposure to heat as furnace hot face lining

Classification temperature

1400^oC (2600^o F)

Gas flow velocity resistance

25 m / sec

Specification

Average

Bulk density

 128 kg/m³   7 pleats

   96 kg/m³  8 pleats

kg / m³

> 135 175

> 115 150

150

130

Liner shrinkage

1100^oC x 24 hrs

%

< 2

1

Thermal conductivity

Kcal/mh^o   C (W/mK)

160 kg/m³

ASTM C201

mean 600^oC

<  0.20 (0.23)

0.12 (0.14)

mean 800^oC

mean 1000^oC

<  0.29 (0.34)

<  0.40 (0.45)

0.18 (0.21)

0.23 (0.26)

128 kg/m³

mean 600^oC

<  0.21 (0.24)

0.13 (0.15)

mean 800^oC

mean 1000^oC

<  0.30 (0.35)

<  0.41 (0.46)

0.19 (0.22)

0.27 (0.31)

Chemical composition %

Al₂O₃

> 32

35.0

SiO₂

> 55

49.7

ZrO₂

> 13

15.0

Available size

300 x 300 mm

thickness

150 mm

200 mm

250 mm

300 mm

Dimensional

Tolerance

Length

300 mm

+ 20 mm

- 0 mm

Width

300 mm

+ 5 mm

- 3 mm

Thickness

300 mm

+ 3 mm

- 2 mm