Product Description
BNZ Materials 9 x 4.5 x 2.5" 3000°F Insulating Firebrick - 12ct Box
PN: BNZ 3000
Made from high purity refractory clays and other ceramic raw materials, these IFB contain a carefully graded organic filler which is burned out during manufacture to give a uniform controlled pore structure.
Size: 9 x 4.5 x 2.5"
Qty in Each Box: 12
ASTM Classification: 30
Temperature Use Limit (normal oxidizing atmosphere): 3000°F / 1649°C
Density Avg. ATSM C 134: 65 lb/ft³, 1041 kg/m³, 3.8 lb/BEq, 1.7 kg/str.
Modulus Of Rupture ASTM C 133: 250 lb/in², 1.7 MPa, 17.6 kg/str.
Cold Crushing of Strength ATSM C 133: 440 lb/in², 3.0 MPa, 31.0 kg/cm²
Reversible Linear Thermal Expansion at 2000°F (1093°C): 0.65
Thermal Conductivity ASTM C 182:
- 500°F / 2.8
- 260°C / 0.40
- 1000°F / 2.9
- 538°C / 0.42
- 1500°F / 3.1
- 816°C / 0.45
- 2000°F / 3.3
- 1093°C / 0.48
Chemical Analysis:
- Alumina – Al2O3: 69.9
- Silica – SiO2: 28.1
- Ferric Oxide – Fe2O3: 0.3
- Titanium Oxide – TiO2: 1.2
- Calcium Oxide – CaO: 0.2
- MgO: 0.1
- Alkalies, as Na2O & K2O: 0.2
