China High Temperature Sic Electric Heating Element Rod for Industrial Furnace, Find details about China High Temperature Sic Element, Sic Element from High Temperature Sic Electric Heating Element Rod for Industrial Furnace
specific gravity | 2.6~2.8g/cm³ | bend strength | >300kg |
hardness | >9 MOH′S | Tensile strength | >150kg/cm³ |
porosity rate | <30% | Radiancy | 0.85 |
atmosphere | Furnace Temperature(ºC) | Surface Load(W/cm2) | The influence on the Rod |
Ammonia | 1290 | 3.8 | The action on SiC produces methane and destroys the protection film of SiO2 |
Carbon dioxide | 1450 | 3.1 | Corrode SiC |
Carbon monoxide | 1370 | 3.8 | Absorb carbon powder and influence the protection film of SiO2 |
Halogen | 704 | 3.8 | Corrode SiC and destroy the protection film of SiO2 |
Hydrogen | 1290 | 3.1 | The action on SiC produces methane and destroys the protection film of SiO2 |
Nitrogen | 1370 | 3.1 | The action on SiC produces insulating layer of silicon nitride |
Sodium | 1310 | 3.8 | Corrode SiC |
silicon dioxide | 1310 | 3.8 | Corrode SiC |
Oxygen | 1310 | 3.8 | SiC oxidized |
Water-vapor | 1090-1370 | 3.1-3.6 | The action on SiC produces hydrate of silicon |
Hydrocarbon | 1370 | 3.1 | Absorb carbon powder resulted in Hot pollution |