DESCRIPTION
Ceramic fibre boards are rigid self supporting insulating product manufactured from Refractory fibres. Ceramic fibre boards are designed for use in application conditions requiring superior insulating properties combined with high rigidity and mechanical strength
FEATURES
- Excellent insulating performance
- Excellent thermal stability?
- Low heat storage
- Resistance to thermal shock
- Good machinability
Technical Details
CLASSIFICATION TEMPERATURE
- STD Board : 1260 ° C
- AZS Board : 1400 ° C
- S Board : 1260 ° C
- E Board : 1100 ° C
- Baffle Board : 1260 ° C &1400° C
The Maximum use temperature depends on the application.
In case of doubt, refer to MMTCL Technical service for advice.
APPLICATIONS
- Back up insulation in refractory construction
- High temperature ceramic kiln & cars
- Hot face lining material in furnace building
- Back up insulation in steel ladles
- Back up insulation in Glass melting furnace
- Molten aluminium handling applications
AVAILABILITY & PACKAGING
- Standard sizes: 500 mm width X 1000 mm length
- Standard sizes: 1000 mm width X 1000 mm length
- Standard sizes: 1000 mm width X 1200 mm length
Product Details
| Physical Properties | STD Board | AZS Board | S Board | E Board | Baffle Board | |
| Classification temperature ° C | 1260 | 1425 | 1260 | 1100 | 1260 | 1400 |
| Chemical composition (%) | ||||||
| Al2O3 % | > 40 | > 29 | > 44 | > 30 | > 40 | > 24 |
| SiO2 % | < 60 | < 55 | < 56 | < 60 | < 60 | < 55 |
| ZrO2 | – | > 10 | – | < 19.5 | – | > 10 |
| Loss on ignition % | < 10 | < 10 | < 10 | < 10 | < 10 | < 10 |
| Density (Nominal) kg/m3 | 240 | 240 | 330 | 240 | 250-325 | 250-325 |
| Modulus of Rupture Kpa upto 25 mm thick |
200 | 200 | 700 | 125 | 150 | 150 |
| Linear shrinkage % – 24 hrs ( Max) | 4.0 (1200°C) | 4.0 (1350°C) | 4.0 (1200°C) | 4.0 (1200°C) | 4.0 (1200°C) | 4.0 (1350°C) |
| Thermal conductivity w/mk | ||||||
| 600°C (Mean temperature) | 0.11 | 0.11 | 0.13 | – | 0.11 | 0.11 |