| Brand Name: | LONGTAI |
|---|---|
| Refractoriness (Degree): | Common (1580°< Refractoriness< 1770°) |
| Al2O3 Content (%): | 30% |
| Material: | Alumina Block |
| Shape: | Brick |
| Place of Origin: | China (Mainland) |
| Size: | 230x114x65mm |
Quick Details
Specifications
Clay Insulating Fired Brick Features:
1.Light weight and low thermal conductivity allows thinner furnace walls
2.Maintain stable structural strength throughout ambient to maximum service temperature
3.Low heat storage results in rapid cooling and heating operation
4.High thermal shock resistance in preventing spalling
5.Low iron and impurities to enhance reducing atmosphere
Clay Insulating Fired Brick Application:
1.Ceramic frit furnace, glass melting furnace
2.Sodium silicate furnace,
3.Metal heat treatment furnaces
4.Laboratory furnaces
Clay Insulating Fired Brick Physical and chemical index:
|
Item |
Properties |
|||
|
NG-1.3 |
NG-1.0 |
NG-0.8 |
NG-0.6 |
|
|
Bulk density,g/cm3 |
1.3 |
1.0 |
0.8 |
0.6 |
|
Cold Crushing strength MPa, |
4 |
3 |
2.5 |
1.5 |
|
Refiring line changes 2% of testing temperature, °C |
1350 |
1350 |
1250 |
1200 |
|
W/(m·k)350±25°C), Coefficient of thermal conductivity W/(m·k)average temperature 350±25°C) |
0.6 |
0.5 |
0.35 |
0.25 |
|
A12O3 ≤% |
38 |
38 |
38 |
38 |
|
Fe2O3 ≤% |
2.0 |
2.0 |
2.0 |
2.0 |
|
Use highest temperature°C |
1180 |
1180 |
1100 |
1100 |
|
Application |
All industrial furnace |
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