| Category | Ceramic , Oxide , Aluminum Oxide |
| Manufacturer | BNZ Materials, Inc. |
| Trade Name | |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | BNZ Materials BNZ-28 Insulating Firebrick.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 0.881 g/cc | 0.0318 lb/in³ | ASTM C134 |
| Deformation | 0.10 % @Temperature 1204 °C, Time 5400 sec |
0.10 % @Temperature 2199 °F, Time 1.50 hour |
10 psi load, Hot Load Strength; ASTM C16 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Modulus of Rupture | 0.00150 GPa | 0.218 ksi | ASTM C133 |
| Compressive Strength | 2.30 MPa | 334 psi | Cold Crush Strength; ASTM C133 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 6.10 µm/m-°C @Temperature 20.0 - 1093 °C |
3.39 µin/in-°F @Temperature 68.0 - 1999 °F |
|
| Thermal Conductivity | 0.330 W/m-K @Temperature 260 °C |
2.29 BTU-in/hr-ft²-°F @Temperature 500 °F |
ASTM C182 |
| 0.350 W/m-K @Temperature 538 °C |
2.43 BTU-in/hr-ft²-°F @Temperature 1000 °F |
ASTM C182 | |
| 0.370 W/m-K @Temperature 816 °C |
2.57 BTU-in/hr-ft²-°F @Temperature 1500 °F |
ASTM C182 | |
| 0.390 W/m-K @Temperature 1093 °C |
2.71 BTU-in/hr-ft²-°F @Temperature 1999 °F |
ASTM C182 | |
| Maximum Service Temperature, Air | 1538 °C | 2800 °F | Normal oxidizing atmosphere |
| Shrinkage | 0.70 % @Temperature 1510 °C, Time 86400 sec |
0.70 % @Temperature 2750 °F, Time 24.0 hour |
Permanent Linear Change; ASTM C210 |
| Component Elements Properties | Metric | English | Comments |
|---|---|---|---|
| Al2O3 | 67 % | 67 % | |
| CaO | 0.30 % | 0.30 % | |
| Fe2O3 | 0.30 % | 0.30 % | |
| MgO | 0.00 % | 0.00 % | |
| Na2O | 1.0 % | 1.0 % | Includes K<sub>2</sub>O |
| SiO2 | 30.5 % | 30.5 % | |
| TiO2 | 0.90 % | 0.90 % |