Silicon Carbide (SiC) FireBricks
Characteristics

  • High mechanical strength at both room and high temperatures
  • Ultrahigh thermal shock resistance
  • Much higher thermal conductivity than other Firebricks
  • High hardness
  • High chemical durability

Specification of Typical SiC FireBricks
Code
OBSiC
NBSiC
Type
Oxide-bonded
Nitride-bonded
Refractoriness under Loading
≥ 2910 °F
≥ 1600 °C
≥ 2910 °F
≥ 1600 °C
Density (g/cm^3)
156 lb/ft^3
2.5 g/cm^3
165 lb/ft^3
2.65 g/cm^3
Open Porosity (%)
≤ 20
≤ 18
Cold Crushing Strength (MPa)
≥ 80
≥ 120
Chemical Composition
SiC
≥ 85%
≥ 70%
Si3N4
 
≥ 18%
Silicon carbide firebricks
Tucson, Arizona, USA
Skyline Components, LLC