|
|
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Ceramic Fiber Felt
Item |
C |
S |
HP |
HA |
|
Classification Temperature
（℃） |
1260 |
1260 |
1260 |
1400 |
|
W
orking temperature
（℃） |
<1000 |
1000 |
1100 |
1200 |
|
Color |
white |
white |
white |
white |
|
volume and density
（Kg/m
3
) |
180
220 |
180
220 |
180
220 |
180
220 |
|
Shrinkage on heating
（%）
（24
hours
，
density
128Kg/m
3
) |
-4
(1000℃) |
-3
(1000℃)
|
-3
(1000℃)
|
-3
(1200℃)
|
|
Chemical composition
（%） |
AL
2
O
3
|
44
|
46
|
47-49
|
52-55 |
|
AL
2
O
3
+SiO
2 |
96 |
97 |
99 |
99 |
|
Fe
2
O
3 |
<1.2 |
<1.0 |
0.2 |
0.2 |
|
Na
2
O+K
2
O |
≤0.5 |
≤0.5
|
0.2 |
0.2 |
|
Size
(mm) |
600×400×10-50；900×600×20-50
according to requirement of customer
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