| | STD | HP | HA | ZA |
| Colour | | White | | | |
| Dia of fiber (μm) | | 2 - 4 | 2 - 4 | 2 - 4 | 2 - 4 |
| Thickness (mm) | | 6 - 50 | 6 - 50 | 10 - 50 | 10 - 50 |
| Al2O3 (%) | | 45 - 47 | 47 - 49 | 53 - 55 | 38 - 54 |
| Al2O3 (%)) + SiO2 (%) | | 98.5 | 98.5 | 99 | 82-90 |
| Zr02 | | -- | -- | -- | 10-18 |
| Fe2O3 (%) | | <0.4 | <0.3 | <0.2 | <0.2 |
| K2O + Na2O (%) | | <0.3 | <0.3 | <0.2 | <0.2 |
| CaO + MgO (%) | | <0.2 | <0.2 | <0.2 | <0.2 |
| Thermal shrinkage for 24hrs (%) | | 1150 C ≤ 3 | 1250 C ≤ 3.5 | 1300 C ≤ 3.5 | 1350 C ≤ 3.5 |
| Bulk Density | (kg/N2) | 64, 96, 128, 160, 192 | | 96, 128, 160, 192, 224 | |
| (pcf) | 4, 6, 8, 10, 12 | | 6, 8, 10, 12, 14 | |
| Thermal Conductivity (W/m.k) | 128kg/N2 or 10pcf | 800 °C, 0.15 | 800 °C, 0.15 | 1000 °C, 0.18 | 1000 °C, 0.23 |
| | 1000 °C, 0.17 | 1000 °C, 0.18 | 1200 °C, 0.26 | 1200 °C, 0.15 |
| 160 kg/N1 or 10pcf | 800 °C, 0.14 | 800 °C, 0.13 | 1000 °C, 0.17 | 1000 °C, 0.21 |
| | 1000 °C, 0.16 | 1000 °C, 0.17 | 1200 °C, 0.24 | 1200 °C, 0.30 |
| Service temperature (°C ) | | 1050 °C | 1100 °C | 1200 °C | 1350°C |
| Max service temperature | | 1260 °C | 1260 °C | 1350 °C | 1450°C |
| Regular size (mm) | | 7200 * 600 * 25 or 3600 * 600 * 50 * | | | |