Description
STD/Cera: Refractory fibre made from alumina and silica.
AZS/Cerachem: Refractory fibre made from Alumina, Silica and Zironia.
All above fibres are resistant to chemical attack, except for hydrofluoric and phosphoric acids and strong alkalies.
Features
01
Excellent Thermal stability :resist devitrification at high Temperature02
Low thermal conductivity03
Excellent thermal shock resistance04
Excellent chemical stability05
High resiliency06
Good sound absorption07
Low heat storage capacityTechnical Details
Classification Temperature
STD1260 ° C
AZS1425 ° C
CERA1260 ° C
CERACHEM1425 ° C
Applications
- Raw material for the manufacturing finished products such as Boards, Shapes, Paper and Yarn etc.
- Expansion joints, Patching and emergency repairs in furnaces, Boilers, Heaters etc.
- Loose insulating fill for crowns and walls of kilns and furnaces.
- Packing material for temporary repair of insulation
- Precursor for engineered fibres
Availability & Packaging
All Bulk fibres are delivered in 20 Kgs / 25 Kgs bags (or) in cartons of 16 Kgs.
The Maximum use temperature depends on the application. In case of doubt, refer to MMTCL Technical service for advice.
Product Details
Classification Temperature
| Physical Properties | STD | AZS | CERA | CERACHEM |
|---|---|---|---|---|
| Classification temperature°C | 1260 | 1425 | 1260 | 1425 |
| Chemical composition (%) | ||||
| Al2O3 | 43 – 47 | 32 – 36 | 42 – 46 | 33 – 37 |
| SiO2 | 53 – 57 | 44 – 48 | 54 – 58 | 48 – 52 |
| ZrO2 | – | 16-19 | – | 13-17 |
| Fe2O3 | 0.1 | 0.1 | 0.1 | 0.1 |
| CaO + MgO | 0.08 | 0.08 | 0.08 | 0.08 |
| Na2O + K2O | 0.40 | 0.40 | 0.40 | 0.40 |
| Specific gravity | 2.65 | 2.65 | 2.65 | 2.65 |
| Fibre Diameter (Microns) | 1.5 – 3.0 | 1.5 – 3.0 | 1.5 – 3.0 | 1.5 – 3.0 |