| Brand Name: | LONGTAI |
|---|---|
| Refractoriness (Degree): | Common (1580°< Refractoriness< 1770°) |
| Al2O3 Content (%): | 38 |
| Material: | Alumina Block |
| Shape: | Brick |
| Place of Origin: | China (Mainland) |
Quick Details
Specifications
Clay Fire Brick Application:
1. Widely used in various kilns due to its cheapness and general tray package
2. All parts of furnace lining for middle and small capacity blast furnace.
3. Low temperature parts of waste incinerators and glass melting furnaces, etc.
4. Widely used in metallurgy, construction (glass and cement), chemical industry, electric power and machine building.
Clay Fire Brick Physical and Chemical Index:
|
Item |
Properties |
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|
N-1 |
N-2a |
N-2b |
N-3a |
N-3b |
N4 |
N5 |
N6 |
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|
Refractoriness°C |
1750 |
1730 |
1730 |
1710 |
1710 |
1690 |
1670 |
1580 |
|
|
Softening temperature |
1400 |
1350 |
|
1320 |
|
1300 |
|
|
|
|
under load |
|
|
|
|
|
|
|
|
|
|
Permanent linear change% |
1400°CX 2h |
0.1 |
0.1 |
0.2 |
|
|
|
|
|
|
-0.4 |
-0.5 |
-0.5 |
|
|
|
|
|
||
|
1350°CX 2h |
|
|
|
0.2 |
0.2 |
0.2 |
0.2 |
|
|
|
|
|
|
-0.5 |
-0.5 |
-0.5 |
-0.5 |
|
||
|
Apparent porosity% |
22 |
24 |
26 |
24 |
26 |
24 |
26 |
28 |
|
|
Cold Crushing strength MPa |
30 |
25 |
20 |
20 |
15 |
20 |
15 |
15 |
|
|
Bulk density,g/cm3 |
2.0-2.2 |
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Application |
All industrial furnace |
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