Ceramic fiber bulk s manufactured from high purity alumina silica materials throught spinning operation or blowing operations.
Features
Excellent thermal shock resistance
Excellent chemical stability
High-temperature stability
Low thermal conductivity
Low heat storage
Typical Applications
1.Insulating fill for complex spaces and difficult access
2.Packing expansion Joints
3.Kiln car infill
4.Fire door infill
5.Raw material for finished ceramic fiber products
Specifications
Alumina contents range from 34% to 44%
Widely used throughout metallurgical industry
Physical And Chemical Indicators
| Brand
Properties |
STD BULK | HP BULK | HZ BULK | |
|
Chemical Composition(%) |
Al2O3 | ≥44 | ≥45 | ≥34 |
| SiO2 | ≥52 | ≥54 | ≥50 | |
| Fe2O3 | ≤1.0 | ≤0.5 | ≤0.5 | |
| Na2O | ≤1.0 | ≤0.2 | ≤0.2 | |
| ZrO2 | – | – | ≥15 | |
| Specification Temp. (℃) | 1260 | 1260 | 1430 | |
| Shot content (%) | ≤15 | ≤15 | ≤12 | |
| Fiber Diameter(μm) | 3.5 | |||
