Main material | Silicon carbide (SIC) | Aluminium oxide (Al2O3) | Zirconia (ZrO2) |
Working Temperature | ≤1500ºC | ≤1100ºC | ≤1700ºC |
Color | Gray black | White | Yellow |
Hole density (PPI=pores per inch) | 10/15/20/25/30PPI | 10/20/30/40/50/60PPI | 10/20/30PPI |
Porosity(%) | 80‐90 | 80‐90 | 80‐90 |
Compressive Strength(MPa) | ≥1.0 (Room temperature) | ≥1.0 (Room temperature) | ≥1.0 (Room temperature) |
Bulk Density(g/cm3) | 0.4‐0.55 | 0.35-0.4 | 0.8-1.1 |
Thermal shock resistance | ≥2times/1100ºC‐Room temp. | ≥2times/900ºC‐Room temp. | ≥2times/1300ºC‐Room temp. |